7Baggers

ChipMOS TECHNOLOGIES INC
(NASDAQ:IMOS) 

IMOS stock logo

ChipMOS TECHNOLOGIES INC. researches, develops, manufactures, and sells high integration and high precision integrated circuits, and related assembly and testing services. The company operates through Testing; Assembly; Testing and Assembly for Liquid Crystal Display and Other Flat-Panel Display Dri...

Founded: 1997
Full Time Employees: 5,688
Sector: Technology
Industry: Semiconductors
TechnologySemiconductors
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• Market Cap:
• Exchange:
• Shs Outstanding:
• Employees:
• Beta:
• Return on Equity (ROE) ttm:
• Return on Assets (ROA) ttm:
• EPS ttm:
• Book value per Share:
• Cash per Share:
• Current ast per Share:
• P/E ttm:
• P/E forward:
• P/E ttm high:
• P/E ttm low:
• P/S ttm:
• P/B ttm:
• P/FCF ttm:
• PEG ratio:
• Cash Ratio ttm:
• Quick Ratio ttm:
• Current Ratio ttm:
• Gross Mgn ttm:
• EBITDA Mgn ttm:
• Operating Mgn ttm:
• Net Income Mgn ttm:
• Trailing Div yield:
• Forward Div yield:
• Payout Ratio ttm:
• Ex-Dividend date:
• Target Price High:
• Target Price Low:
• Target Price Mean:
• Number of Analysts:
• Debt Ratio ttm:
• Debt to Equity ttm:
• Total Net Debt:
At a glance:
Bull Thesis:
Bear Thesis:
Main Competitors:
Moat:
Income Statements:
Quarterly
Annual
    Unit: USD2025-04-25 2024-12-31 2024-04-29 2023-12-31 2023-04-28 2022-12-31 2022-04-25 2021-12-31 2021-04-29 2020-12-31 2020-05-08 2020-05-06 2020-03-10 2019-12-31 2019-11-06 2019-08-06 2019-05-07 2019-03-07 2018-12-31 2018-11-08 2018-08-09 2018-05-23 2018-05-10 2018-03-15 2017-12-31 2017-11-09 2017-08-10 2017-05-11 2017-03-09 2016-12-31 
                                  
      4000
    		22,695,909,000  21,356,228,000  23,517,064,000  27,400,035,000  23,011,381,000  20,337,881,000           17,940,855,000         
      5000
    		-19,751,813,000  -17,806,803,000  -18,605,007,000  -20,146,057,000  -17,979,208,000  -16,411,742,000           -14,703,729,000         
      5900
    		2,944,096,000  3,549,425,000  4,912,057,000  7,253,978,000  5,032,173,000  3,926,139,000           3,237,126,000         
      6100
    		-128,733,000  -135,661,000  -128,029,000  -73,928,000  -56,978,000  -56,076,000           -64,397,000         
      6200
    		-478,553,000  -497,742,000  -538,684,000  -604,029,000  -528,759,000  -498,241,000           -639,809,000         
      6300
    		-1,162,765,000  -1,093,513,000  -1,158,598,000  -1,139,219,000  -1,015,512,000  -1,007,631,000           -985,873,000         
      6000
    		-1,770,051,000  -1,726,916,000  -1,825,311,000  -1,817,176,000  -1,601,249,000  -1,561,948,000           -1,690,079,000         
      6500
    		99,892,000  85,943,000  129,933,000  125,587,000  135,578,000  92,928,000           692,834,000         
      6900
    		1,273,937,000  1,908,452,000  3,216,679,000  5,562,389,000  3,566,502,000  2,457,119,000           2,239,881,000         
      7100
    		197,719,000  193,189,000  57,199,000  9,980,000  27,778,000                      
      7010
    		58,089,000  77,583,000  66,991,000  34,496,000  21,157,000  75,127,000           64,198,000         
      7020
    		393,565,000  135,501,000  386,567,000  -65,829,000  -323,267,000  833,261,000           -391,818,000         
      7050
    		-278,940,000  -266,390,000  -153,279,000  -131,184,000  -171,482,000  -180,262,000           -217,283,000         
      7060
    		2,683,000  219,891,000  453,715,000  625,733,000  -147,329,000  -154,926,000           -179,491,000         
      7000
    		373,116,000  359,774,000  811,193,000  473,196,000  -593,143,000  573,200,000           -724,394,000         
      7900
    		1,647,053,000  2,268,226,000  4,027,872,000  6,035,585,000  2,973,359,000  3,030,319,000           1,515,487,000         
      7950
    		-227,058,000  -374,798,000  -655,898,000  -976,516,000  -605,876,000  -446,158,000           -303,912,000         
      8200
    		1,419,995,000  1,893,428,000  3,371,974,000  5,059,069,000  2,367,483,000  2,584,161,000           3,026,528,000         
      8311
    		56,305,000  10,699,000  222,234,000  -14,999,000  -51,990,000  20,916,000           50,838,000         
      8316
    		-17,304,000  -217,785,000  -46,419,000  122,514,000  140,199,000  -52,549,000                    
      8320
    		16,978,000  12,993,000  -28,254,000  28,843,000  23,143,000  5,732,000                    
      8349
    		-7,801,000  41,417,000  -35,163,000  -21,504,000  -17,642,000  6,327,000           -8,642,000         
      8310
    		48,178,000  -152,676,000  112,398,000  114,854,000  93,710,000  -19,574,000           42,072,000         
      8361
    		18,347,000  16,713,000  68,656,000  -24,695,000  28,352,000  -104,198,000           -232,652,000         
      8365
    		43,094,000  -43,094,000                            
      8360
    		61,441,000  -26,381,000  68,656,000  -24,695,000  28,352,000  -104,198,000           -231,974,000         
      8300
    		109,619,000  -179,057,000  181,054,000  90,159,000  122,062,000  -123,772,000           -189,902,000         
      8500
    		1,529,614,000  1,714,371,000  3,553,028,000  5,149,228,000  2,489,545,000  2,460,389,000           2,836,626,000         
      9750
    		1,950  2,600  4,640  6,960  3,260  3,550           3,570         
      9850
    		1,930  2,580  4,540  6,810  3,210  3,510           3,500         
      items
    		                              
      revenue
    		           184,700,000 186,300,000  173,900,000 158,200,000 144,600,000 162.4  164,300,000 147,600,000  137,800,000 148.7  146,100,000 149,500,000 150.1 144  
      yoy
    		           16.75% 28.84%   -3.71% -2.03%   110490821.32%   -7.83% -0.93%       
      qoq
    		           -0.86%   9.92% 9.41% 89039308.87%   11.31%   92669704.98%   -2.27% 99600166.49% 4.24%   
      cost of revenue
    		           -142,700,000 -143,900,000  -136,800,000 -131,200,000 -122,900,000 -125.3  -132,300,000 -123,400,000  -117,700,000 -123.4  -121,000,000 -119,500,000 -123.2 -114.4  
      gross profit
    		           42,000,000 42,400,000  37,100,000 27,000,000 21,700,000 37.1  32,000,000 24,200,000  20,100,000 25.3  25,100,000 30,000,000 26.9 29.6  
      yoy
    		           55.56% 95.39%   -15.63% -10.33%   126482113.44%   -33.00% -5.95%       
      qoq
    		           -0.94%   37.41% 24.42% 58490466.04%   32.23%   79446540.32%   -16.33% 111524063.57% -9.12%   
      gross margin %
    		NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% 22.74% 22.76% NaN% 21.33% 17.07% 15.01% 22.84% NaN% 19.48% 16.40% NaN% 14.59% 17.01% NaN% 17.18% 20.07% 17.92% 20.56%  
      research and development expenses
    		           -8,500,000 -8,500,000  -8,100,000 -8,500,000 -7,700,000 -7.9  -7,700,000 -8,200,000  -7,400,000 -8  -8,100,000 -8,000,000 -8.5 -6.3  
      sales and marketing expenses
    		           -500,000 -500,000  -500,000 -400,000 -400,000 -0.5  -400,000 -500,000  -400,000 -0.5  -500,000 -400,000 -0.7 -0.5  
      general and administrative expenses
    		           -4,100,000 -4,100,000  -4,000,000 -4,500,000 -3,600,000 -3.7  -3,900,000 -4,000,000  -4,600,000 -3.9  -4,100,000 -7,800,000 -5.4   
      other income (expenses)
    		           800,000 800,000                  
      operating profit
    		           29,700,000 30,100,000  25,300,000 14,600,000 10,300,000 25.9  20,900,000 13,600,000  8,800,000 11.3  13,300,000 14,800,000 34.7 15.7  
      yoy
    		           103.42% 192.23%   -30.14% -24.26%   184955652.21%   -40.54% -67.44%       
      qoq
    		           -1.33%   73.29% 41.75% 39768239.77%   53.68%   77876006.19%   -10.14% 42651196.83% 121.02%   
      operating margin %
    		NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% 16.08% 16.16% NaN% 14.55% 9.23% 7.12% 15.95% NaN% 12.72% 9.21% NaN% 6.39% 7.60% NaN% 9.10% 9.90% 23.12% 10.90%  
      non-operating income (expenses)
    		           -100,000 -7,500,000  -1,800,000 29,600,000 -2,100,000 -3.3  -2,400,000 2,100,000  -7,100,000 -4.1  -3,800,000 -1,900,000 -14.2 5.5  
      profit before tax
    		           29,600,000 22,600,000  23,500,000 44,200,000 8,200,000 22.6  18,500,000 15,700,000  1,700,000 7.2  9,500,000 12,900,000 20.5 21.2  
      income tax expense
    		           -6,000,000 -4,900,000                  
      profit for the period
    		           23,600,000 17,700,000  18,900,000 41,100,000 6,300,000 16.9  14,400,000 4,100,000  800,000 5.5   10,600,000 78.3   
      other comprehensive income
    		                              
      exchange differences on translation of foreign operations
    		           -900,000 -1,200,000  -3,400,000 -1,100,000 2,200,000 0.9  -3,300,000 -900,000  1,700,000   1,100,000 1,100,000 -9.9 -1.1  
      profit on remeasurements of defined benefit plans
    		            700,000     -2             
      unrealized gain on valuation of equity instruments at fair value through other comprehensive income
    		           -900,000 -600,000  -700,000 600,000 -1,000,000 1  900,000 500,000  400,000        
      share of other comprehensive income of associates and joint ventures accounted for using equity method
    		           -200,000 100,000  100,000                
      income tax effect
    		           200,000   100,000 -100,000 200,000 0.2  -200,000 -100,000  -100,000      0.2  
      total other comprehensive income
    		           -1,800,000 -1,000,000  -3,900,000 -600,000 1,400,000 0.1  -2,600,000 -500,000  2,000,000   1,100,000 1,100,000 -9.9 -2.2  
      total comprehensive income
    		           21,800,000 16,700,000  15,000,000 40,500,000 7,700,000 17  11,800,000 3,600,000  2,800,000   6,400,000 11,700,000 68.4 22.1  
      profit attributable to the company – basic
    		           23,600,000        14,400,000 4,100,000  800,000        
      earnings per share attributable to the company – basic
    		           0.03        0.02   0.001        
      earnings per ads equivalent – basic
    		           0.65        0.37 0.1  0.02    0.25 1.85   
      weighted-average shares outstanding (in thousands) – basic
    		           727,240        786,260   849,571        
      profit attributable to the company – diluted
    		           23.6        14.4 4.1  0.8        
      earnings per share attributable to the company – diluted
    		           0.03        0.02   0.001        
      earnings per ads equivalent – diluted
    		           0.64        0.36   0.02        
      weighted-average shares outstanding (in thousands) – diluted
    		           731,001        792,443   854,443        
      profit attributable to the company - basic
    		            17,700,000  18,900,000 41,100,000 6,300,000 16.9         10,600,000 78.3   
      earnings per share attributable to the company - basic
    		            0.02  0.03 0.06 0.01 0.02   0.005      0.01 0.09 0.02  
      earnings per ads equivalent - basic
    		            0.49  0.52 1.13 0.17 0.46           0.45  
      weighted-average shares outstanding (in thousands) - basic
    		            727,240  727,240 727,032 726,925 726,925   849,672     846,840 845,206 845,078 848,233  
      profit attributable to the company - diluted
    		            17.7  18.9 41.1 6.3 16.9         10.6 78.3 18.9  
      earnings per share attributable to the company - diluted
    		            0.02  0.03 0.06 0.01 0.02   0.005      0.01 0.09 0.02  
      earnings per ads equivalent - diluted
    		            0.49  0.52 1.12 0.17 0.46   0.1      0.25 1.82 0.44  
      weighted-average shares outstanding (in thousands) - diluted
    		            729,443  729,827 733,661 728,302 730,212   857,028     853,644 852,649 859,536 852,528  
      other operating income (expenses)
    		              800,000 1,000,000 300,000 0.9  900,000 2,100,000  1,100,000 -1.6  900,000 1,000,000 22.4 0.1  
      income tax benefit
    		              -4,600,000 -3,100,000 -1,900,000 -5.7  -4,100,000 -11,600,000  -900,000 -1.7  -2,000,000 -2,300,000 -4 3.7  
      profit from continuing operations
    		                 16.9  14,400,000   800,000 5.5  7,500,000 10,600,000 16.5 24.9  
      profit from discontinued operations
    		                              
      attributable to:
    		                              
      equity holders of the company
    		                              
      – continuing operations
    		                 16.9        7,500,000     
      – discontinued operations
    		                         -2,200,000  61.8   
      - continuing operations
    		                   14,400,000           
      - discontinued operations
    		                              
      8000
    		                     1,211,575,000         
      8100
    		                     1,814,953,000         
      8330
    		                     -124,000         
      8380
    		                     678,000         
      8610
    		                     1,211,575,000         
      8615
    		                              
      8710
    		                     1,309,318,000         
      8715
    		                              
      9710
    		                     1,430         
      9720
    		                     2,140         
      9810
    		                     1,400         
      9820
    		                     2,100         
      equity holders of the company – continuing operations
    		                      800,000 5.5  6,400,000 10,600,000 16.5 19.5  
      equity holders of the company – discontinued operations
    		                            -0.6  
      predecessors’ interests under common control
    		                            5.4  
      income from discontinued operations
    		                         -2,200,000  61.8 -0.6  
      profit for the year
    		                         5,300,000 10,600,000 78.3 24.3  
      profit (loss) for the period
    		                         5,300,000     
      profit (loss) attributable to the company - basic
    		                         5,300,000     
      earnings (loss) per share attributable to the company - basic
    		                         0.01     
      earnings (loss) per ads equivalent – basic
    		                         0.13     
      profit (loss) attributable to the company - diluted
    		                         5.3     
      earnings (loss) per share attributable to the company - diluted
    		                         0.01     
      earnings (loss) per ads equivalent - diluted
    		                         0.13     
      net actuarial losses
    		                            -1.3  
      administrative and general expenses
    		                            -7.2  
      non-controlling interests
    		                              
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2025-04-25 2024-12-31 2024-04-29 2023-12-31 2023-04-28 2022-12-31 2022-04-25 2021-12-31 2021-04-29 2020-12-31 2020-05-08 2020-05-06 2020-03-10 2019-12-31 2019-11-06 2019-08-06 2019-05-07 2019-03-07 2018-12-31 2018-11-08 2018-08-09 2018-05-23 2018-05-10 2018-03-15 2017-12-31 2017-08-10 2017-05-11 2017-03-09 2016-12-31 2016-11-10 
                                    
        assets
      		                              
        1100
      		15,219,039,000  12,354,035,000  9,896,604,000  4,113,651,000  4,113,651,000  4,704,084,000           8,035,714,000         
        1110
      		68,970,000  42,735,000  128,224,000  53,120,000  53,120,000                      
        1136
      		46,080,000  41,066,000  98,731,000  206,482,000  206,482,000  168,970,000                    
        1140
      		397,747,000  383,883,000  381,358,000  389,016,000  389,016,000  377,869,000                    
        1170
      		5,010,154,000  5,326,381,000  4,381,563,000  5,364,156,000  5,364,156,000  4,452,904,000           4,013,705,000         
        1200
      		77,620,000  44,576,000  131,863,000  51,436,000  51,436,000  89,676,000           56,716,000         
        1220
      		18,000  403,000        138,941,000           104,906,000         
        130x
      		2,694,594,000  2,568,648,000  3,210,409,000  2,102,075,000  2,102,075,000  1,767,642,000           1,929,239,000         
        1410
      		129,294,000  120,273,000  123,377,000  75,568,000  75,568,000  57,502,000           54,126,000         
        1460
      		  4,278,658,000                            
        11xx
      		23,643,516,000  25,160,658,000  18,352,129,000  12,356,103,000  12,356,103,000  11,762,346,000           14,200,980,000         
        1517
      		103,013,000  120,317,000  338,102,000  262,007,000  262,007,000  121,808,000                    
        1535
      		43,034,000  37,411,000  37,362,000  48,319,000  48,319,000  68,450,000                    
        1550
      		320,213,000  290,542,000  4,353,448,000  3,271,677,000  3,271,677,000  3,392,910,000           3,433,332,000         
        1600
      		19,996,760,000  19,139,503,000  20,446,205,000  17,994,686,000  17,994,686,000  17,979,444,000           15,265,311,000         
        1755
      		1,026,591,000  1,037,502,000  898,992,000  859,069,000  859,069,000  687,068,000                    
        1840
      		126,213,000  163,282,000  159,286,000  185,691,000  185,691,000  194,552,000           212,372,000         
        1920
      		19,852,000  20,707,000  21,771,000  21,186,000  21,186,000  21,145,000           21,342,000         
        1990
      		100,660,000  190,562,000  335,650,000  71,708,000  71,708,000  67,126,000           35,474,000         
        15xx
      		21,736,336,000  20,999,826,000  26,590,816,000  22,724,711,000  22,724,711,000  22,543,541,000           19,058,962,000         
        1xxx
      		45,379,852,000  46,160,484,000  44,942,945,000  35,080,814,000  35,080,814,000  34,305,887,000           33,259,942,000         
        2100
      		339,364,000                     969,353,000         
        2150
      		773,000  484,000  132,000  2,899,000  2,899,000                      
        2170
      		698,199,000  784,919,000  560,802,000  966,821,000  966,821,000  819,548,000           687,960,000         
        2200
      		3,913,604,000  3,479,045,000  3,796,481,000  3,249,403,000  3,249,403,000  2,977,036,000           2,693,495,000         
        2220
      		21,473,000  58,549,000                   36,000         
        2230
      		42,082,000  419,993,000  202,026,000  474,765,000  474,765,000  269,672,000           790,000         
        2250
      		35,924,000  33,564,000  26,643,000  3,463,000  3,463,000  1,998,000           127,311,000         
        2280
      		235,898,000  251,668,000  160,955,000  132,549,000  132,549,000  24,567,000                    
        2320
      		3,326,042,000  2,263,718,000  1,522,917,000  748,353,000  748,353,000  748,419,000           2,143,168,000         
        2365
      		36,396,000  37,667,000  37,123,000  9,864,000  9,864,000  26,000,000                    
        2399
      		23,690,000  23,611,000  22,318,000  21,059,000  21,059,000  32,242,000           31,275,000         
        21xx
      		8,673,445,000  7,353,218,000  6,329,397,000  5,619,966,000  5,619,966,000  4,901,701,000           6,670,608,000         
        2540
      		10,432,539,000  12,648,001,000  12,444,884,000  6,985,212,000  6,985,212,000  8,293,226,000           7,498,853,000         
        2570
      		88,460,000  122,345,000  188,812,000  300,179,000  300,179,000  305,635,000           174,293,000         
        2580
      		821,057,000  813,733,000  759,447,000  737,946,000  737,946,000  668,384,000                    
        2630
      		122,293,000  120,963,000  127,657,000  72,438,000  72,438,000             24,898,000         
        2640
      		146,638,000  227,337,000  259,215,000  511,651,000  511,651,000  480,107,000           478,526,000         
        2645
      		21,186,000  21,235,000  21,600,000  21,670,000  21,670,000  1,095,000           1,371,000         
        25xx
      		11,632,173,000  13,953,614,000  13,801,615,000  8,629,096,000  8,629,096,000  9,752,947,000           8,195,998,000         
        2xxx
      		20,305,618,000  21,306,832,000  20,131,012,000  14,249,062,000  14,249,062,000  14,654,648,000           14,866,606,000         
        3110
      		7,272,401,000  7,272,401,000  7,272,401,000  7,272,401,000  7,272,401,000  7,272,401,000           8,862,971,000         
        3200
      		6,064,637,000  6,064,637,000  6,064,637,000  6,059,651,000  6,059,651,000  6,059,651,000           6,288,377,000         
        3310
      		3,121,210,000  2,930,973,000  2,575,987,000  1,837,894,000  1,837,894,000  1,579,478,000           1,166,517,000         
        3350
      		8,501,284,000  8,532,433,000  8,657,696,000  5,498,370,000  5,498,370,000  4,759,511,000           3,071,424,000         
        3400
      		114,702,000  53,208,000  241,212,000  143,634,000                        
        31xx
      		25,074,234,000  24,853,652,000  24,811,933,000  20,831,752,000  20,831,752,000  19,651,239,000           18,393,336,000         
        3xxx
      		25,074,234,000  24,853,652,000  24,811,933,000  20,831,752,000  20,831,752,000  19,651,239,000           18,393,336,000         
        3x2x
      		45,379,852,000  46,160,484,000  44,942,945,000  35,080,814,000  35,080,814,000  34,305,887,000           33,259,942,000         
        the accompanying notes are an integral part of these consolidated financial statements.
      		                              
        current assets
      		                              
        cash and cash equivalents
      		 15,219,039  12,354,035  9,896,604  5,906,176  4,113,651  248,300,000 157,300,000 4,704,084 149,300,000 171,800,000 164,300,000 151,700,000 4,642,522 199,200,000 134,200,000  229,800,000 271,100,000 8,035,714 364,700,000 384.9 233.7 7,571,366 331.6 
        current financial assets at fair value through profit or loss
      		 68,970  42,735  128,224  359,960  53,120  5,000,000                   
        current financial assets at amortized cost
      		 46,080  41,066  98,731  29,239  206,482  5,600,000 5,700,000 168,970 5,600,000 5,600,000 5,500,000 5,500,000 169,168            
        current contract assets
      		 397,747  383,883  381,358  400,255  389,016    377,869     299,835            
        accounts receivable
      		 5,010,154  5,326,381  4,381,563  6,344,246  5,364,156                     
        other receivables
      		 77,620  44,576  131,863  86,879  51,436    89,676     63,037      56,716    57,411  
        current tax assets
      		 18  403    389      138,941     139,595      104,906      
        inventories
      		 2,694,594  2,568,648  3,210,409  3,207,177  2,102,075  76,700,000 59,100,000 1,767,642 57,100,000 55,300,000 54,000,000 58,100,000 1,778,835 58,100,000 59,200,000  61,300,000 65,100,000 1,929,239 63,600,000 63.7 58 1,877,982 71.3 
        prepayments
      		 129,294  120,273  123,377  149,947  75,568    57,502     44,592      54,126      
        non-current assets held for sale
      		   4,278,658                        95.8 3,105,071  
        non-current assets
      		                              
        non-current financial assets at fair value through other comprehensive income
      		 103,013  120,317  338,102  384,521  262,007  3,200,000 4,100,000 121,808     174,357            
        non-current financial assets at amortized cost
      		 43,034  37,411  37,362  37,539  48,319  2,300,000 2,300,000 68,450 3,200,000 3,200,000 3,200,000 3,200,000 99,103            
        investments accounted for using equity method
      		 320,213  290,542  4,353,448  3,900,449  3,271,677  110,300,000 113,400,000  111,500,000 114,700,000 125,900,000 126,200,000  129,800,000 135,200,000  145,400,000 115,800,000  115,400,000 71.8    
        property, plant and equipment
      		 19,996,760  19,139,503  20,446,205  20,111,121  17,994,686    17,979,444     16,819,621      15,265,311    13,497,218  
        right-of-use assets
      		 1,026,591  1,037,502  898,992  835,805  859,069  26,500,000 23,000,000 687,068 23,300,000 28,700,000 28,800,000              
        deferred tax assets
      		 126,213  163,282  159,286  180,598  185,691    194,552     226,716      212,372    249,806  
        refundable deposits
      		 19,852  20,707  21,771  21,278  21,186    21,145     22,006      21,342    21,321  
        other non-current assets
      		 100,660  190,562  335,650  565,970  71,708  8,300,000 9,400,000 67,126 9,500,000 12,200,000 11,400,000 9,100,000 28,560 12,900,000 11,500,000  12,900,000 11,500,000 35,474 9,300,000 9.5 13.9 181,692 11.2 
        total assets
      		 45,379,852  46,160,484  44,942,945  42,522,584  35,080,814  1,263,900,000 1,147,000,000 34,305,887 1,106,000,000 1,090,600,000 1,086,300,000 1,082,500,000 33,133,718 1,102,400,000 1,025,200,000  1,135,700,000 1,122,100,000 33,259,942 1,163,200,000 1,122.4 965.9 31,295,960 1,055.9 
        liabilities
      		                              
        current liabilities
      		                              
        short-term bank loans
      		 339,364      731,751         9,700,000      36,000,000 32,700,000 969,353 59,700,000 34.7   42.1 
        notes payable
      		 773  484  132  23  2,899                     
        accounts payable
      		 698,199  784,919  560,802  1,012,391  966,821    819,548     637,271      687,960    825,062  
        other payables
      		 3,913,604  3,479,045  3,796,481  4,378,439  3,249,403    2,004,266     1,678,482      1,980,182    1,412,054  
        other payables – related parties
      		 21,473  58,549               218      36      
        current tax liabilities
      		 108,148  505,600  361,770  1,041,520  580,430    386,832     546,342      273,177      
        current provisions
      		 35,924  33,564  26,643  4,281  3,463    1,998     29,352            
        current lease liabilities
      		 235,898  251,668  160,955  169,782  132,549  1,900,000 800,000 24,567 1,100,000 1,300,000 1,300,000              
        long-term bank loans, current portion
      		 3,326,042  2,263,718  1,522,917  46,826  748,353  24,700,000 25,000,000 748,419 24,100,000 24,100,000 24,200,000 24,400,000 747,422 24,500,000 24,500,000  73,700,000 72,300,000  70,500,000 35    
        current refund liabilities
      		 36,396  37,667  37,123  9,849  9,864    26,000     32,627            
        other current liabilities
      		 23,690  23,611  22,318  14,221  21,059  76,700,000 78,100,000 32,242 68,800,000 91,400,000 70,700,000 74,200,000 30,800 122,300,000 73,800,000  59,300,000 72,400,000 31,275 86,400,000 58.7 50.2 43,676 116.5 
        non-current liabilities
      		                              
        long-term bank loans
      		 10,432,539  12,648,001  12,444,884  9,366,539  6,985,212  390,600,000 277,300,000 8,293,226 279,200,000 279,500,000 293,100,000 295,400,000 9,042,096 309,200,000 250,300,000  257,800,000 253,000,000  282,100,000 317.5    
        deferred tax liabilities
      		 93,310  127,193  201,741  278,177  310,427    309,129     308,759      174,293    92,543  
        non-current lease liabilities
      		 821,057  813,733  759,447  681,469  737,946  24,900,000 22,300,000 668,384 21,700,000 27,000,000 27,100,000              
        long-term deferred revenue
      		 122,293  120,963  127,657  120,188  72,438               24,898      
        net defined benefit liability, non-current
      		 146,638  227,337  259,215  503,288  511,651    480,107     520,765      478,526    546,968  
        guarantee deposits
      		 21,186  21,235  21,600  21,625  21,670    1,095     1,092      1,371    1,404  
        total liabilities
      		 20,376,534  21,397,287  20,303,685  18,380,369  14,364,975  592,500,000 490,000,000 14,775,302 489,200,000 488,100,000 493,000,000 492,100,000 15,112,545 526,200,000 418,300,000  496,600,000 501,600,000 15,138,993 572,600,000 516.4 463.6 15,048,258 502.5 
        equity
      		                              
        equity attributable to equity holders of the company
      		           671,400,000 657,000,000  616,800,000 602,500,000 593,300,000 590,400,000  576,200,000 606,900,000  639,100,000 620,500,000  590,600,000 606 502.3 16,247,702 553.4 
        capital stock
      		 7,272,401  7,272,401  7,272,401  7,272,401  7,272,401                     
        capital surplus
      		 6,055,773  6,055,773  6,055,773  6,055,621  6,050,787  200,300,000 202,600,000 6,050,787 195,200,000 198,800,000 203,500,000 205,200,000 6,263,553 206,200,000 206,400,000  216,000,000 212,100,000 6,271,448 207,200,000 227.2 212.6 6,888,826 121.3 
        retained earnings
      		           233,100,000 211,900,000  186,500,000 175,900,000 171,600,000 166,800,000  152,200,000 137,900,000  148,700,000 143,000,000  127,400,000 125.3 44  188.7 
        legal reserve
      		 3,121,210  2,930,973  2,575,987  2,070,505  1,837,894    1,579,478     1,469,170      1,166,517    1,137,837  
        unappropriated retained earnings
      		 8,444,082  8,455,690  8,506,816  8,521,848  5,401,569    4,651,215     3,602,663      2,815,966    260,989  
        other equity interest
      		 109,852  48,360  228,283  221,840    -2,400,000 -700,000  900,000 4,700,000 5,400,000 3,900,000  2,200,000 4,500,000  4,500,000 400,000  -2,700,000 -5.2    
        total equity
      		 25,003,318  24,763,197  24,639,260  24,142,215  20,715,839  671,400,000 657,000,000 19,530,585 616,800,000 602,500,000 593,300,000 590,400,000 18,021,173 576,200,000 606,900,000  639,100,000 620,500,000 18,120,949 590,600,000 606 502.3 16,247,702 553.4 
        total liabilities and equity
      		 45,379,852  46,160,484  44,942,945  42,522,584  35,080,814  1,263,900,000 1,147,000,000  1,106,000,000 1,090,600,000 1,086,300,000 1,082,500,000  1,102,400,000 1,025,200,000  1,135,700,000 1,122,100,000  1,163,200,000 1,122.4 965.9   
        current assets - sum
      		   25,160,658    16,485,303           11,888,143          13,861,563  
        non-current assets - sum
      		   20,999,826    26,037,281           21,245,575          14,329,326  
        current liabilities - sum
      		   7,438,825    7,409,083           5,239,833          4,102,673  
        non-current liabilities - sum
      		   13,958,462    10,971,286           9,872,712          10,357,946  
        1150
      		      599,000  599,000  765,000           2,029,000         
        liabilities and equity
      		                              
        significant contingent liabilities and unrecognized contract commitments
      		                              
        notes receivable
      		       1,035  599                     
        1510
      		      10,368,000  10,368,000  11,038,000                    
        2310
      		      10,790,000  10,790,000  988,000           5,209,000         
        3320
      		      19,802,000  19,802,000                      
        non-current financial assets at fair value through profit or loss
      		         10,368  400,000 400,000 11,038     11,471            
        receipts in advance
      		         10,790    988     1,013      5,209    1,324  
        special reserve
      		         19,802                     
        1180
      		          1,045,000           11,000         
        1210
      		          2,948,000           4,534,000         
        2130
      		          1,231,000                    
        2670
      		          4,500,000                    
        3410
      		        -61,330,000  -89,682,000           65,593,000         
        3420
      		        204,964,000  69,880,000                    
        accounts receivable – related parties
      		             1,045     140      11      
        other receivables – related parties
      		             2,948     3,131      4,534      
        current contract liabilities
      		             1,231     1,432            
        other non-current liabilities
      		           27,900,000 26,500,000 4,500 26,400,000 26,400,000 26,200,000 27,100,000  24,800,000 24,800,000  25,600,000 22,900,000  23,500,000 22.5 19.8  27.2 
        financial statements translation differences of foreign operations
      		         -61,330                     
        unrealized gain on valuation of financial assets at fair value through other comprehensive income
      		         194,716    66,386     106,898            
        2180
      		                     226,000         
        2355
      		                     11,785,000         
        3490
      		                     -54,570,000         
        3500
      		                     -1,007,654,000         
        accounts and notes receivable
      		           156,100,000 148,900,000 4,453,669 167,800,000 146,800,000 132,900,000 155,100,000 4,747,288 155,100,000 142,700,000  125,400,000 135,500,000 4,015,734 116,400,000 116.6 127.8 4,140,246 131.9 
        other current assets
      		           22,100,000 22,300,000  19,000,000 20,100,000 19,800,000 18,000,000  17,600,000 17,500,000  17,100,000 7,400,000  9,600,000 14.3 6.2 142,281 15.2 
        total current assets
      		           513,800,000 393,300,000  398,800,000 399,600,000 376,500,000 388,400,000  430,000,000 353,600,000  433,600,000 479,100,000  556,600,000 582 523.7  552.1 
        property, plant & equipment
      		           599,100,000 601,100,000  554,900,000 526,600,000 535,500,000 549,500,000  524,600,000 520,700,000  540,000,000 515,000,000  481,200,000 458.8 416.6  480.7 
        total non-current assets
      		           750,100,000 753,700,000  707,200,000 691,000,000 709,800,000 694,100,000  672,400,000 671,600,000  702,100,000 643,000,000  606,600,000 540.4 442.2  503.8 
        accounts payable and payables to contractors and equipment suppliers
      		           45,800,000 60,000,000  67,900,000 38,400,000 40,700,000 70,400,000  44,700,000 44,100,000  43,300,000 47,300,000  49,200,000 46.7 42.5  52.2 
        total current liabilities
      		           149,100,000 163,900,000  161,900,000 155,200,000 146,600,000 169,600,000  192,200,000 142,800,000  212,700,000 225,100,000  266,200,000 175.5 143.9  210.8 
        total non-current liabilities
      		           443,400,000 326,100,000  327,300,000 332,900,000 346,400,000 322,500,000  334,000,000 275,500,000  283,900,000 276,500,000  306,400,000 340.9 319.7  291.7 
        capital stock – common stock
      		           240,400,000 243,200,000  234,200,000 238,700,000 244,000,000 246,000,000  247,200,000 291,200,000  304,500,000 299,000,000  291,900,000 291.9    
        treasury stock
      		               -15,600,000 -31,200,000 -31,500,000 -962,503 -31,600,000 -33,100,000  -34,600,000 -34,000,000 -1,007,654 -33,200,000 -33.2 -31.1 -1,007,654  
        long-term lease obligations payable, current portion
      		                 600,000 17,792 700,000 400,000  400,000 400,000  400,000 0.4    
        investment in associates
      		             3,392,910     3,863,741      3,433,332      
        equity and liabilities
      		                              
        capital and reserves
      		                              
        issued capital
      		             7,272,401     7,528,577      8,862,971   273.8 8,869,663 286.8 
        other reserve
      		                              
        foreign currency translation reserve
      		             -89,682     14,516      65,593    10,600  
        unearned employee awards
      		                  -1,701      -54,570    -200,204  
        accounts payable – related parties
      		                  347      226      
        payables to contractors and equipment suppliers
      		             972,770     1,516,735      713,313    550,346  
        total equity and liabilities
      		             34,305,887     33,133,718      33,259,942    31,295,960 1,055.9 
        financial assets at fair value through profit or loss
      		              300,000 400,000 400,000 400,000  400,000 400,000  400,000        
        financial assets at fair value through other comprehensive income
      		              4,500,000 5,200,000 4,600,000 5,700,000  4,700,000 3,800,000  3,400,000        
        long-term lease obligations payable
      		                    400,000  500,000 600,000  800,000 0.9    
        non-current financial assets carried at cost
      		                       700,000  700,000 0.3 0.3   
        available-for-sale financial assets
      		                        20,890    9,960  
        other non-current financial assets
      		                              
        unrealized gain on valuation of available-for-sale financial assets
      		                        678      
        1476
      		                              
        1543
      		                     20,890,000         
        1980
      		                     70,241,000         
        2260
      		                              
        2613
      		                     18,057,000         
        3425
      		                     678,000         
        3470
      		                              
        other current financial assets
      		                         2,300,000     
        liabilities directly related to non-current assets held for sale
      		                            587,639  
        other financial assets – non-current
      		                        70,241      
        other financial assets – current
      		                              
        amounts recognized in other comprehensive income and accumulated in equity relating to non-current assets held for sale
      		                            287,645  
        bank loans – non-current
      		                        7,498,853    9,687,720  
        lease payable – non-current
      		                        18,057    29,311  
        provisions – current
      		                        127,311    80,719  
        lease payable – current
      		                        11,785    11,291  
        bank loans – current portion
      		                        2,143,168   32.8 1,062,285  
        predecessors’ interests under common control
      		                              
        short-term deposits
      		                          2.5 2.2  2.1 
        investment accounted for using equity method
      		                           11.4   
        liabilities directly associated with non-current assets held for sale
      		                           18.1   
        current portion of lease payable
      		                           0.3   
        bank loans – non-current portion
      		                           299  264.5 
        long-term lease payable
      		                           0.9   
        other component of equity
      		                           3  -43.4 
        investment in associate
      		                            369,329  
        prepaid rent – non-current
      		                              
        other financial assets
      		                            72,277  
        predecessors’ interests
      		                              
        current tax payable
      		                            115,916  
        financial assets measured by cost method
      		                             0.3 
        investment measured by equity method
      		                             11.6 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2020-05-06 2019-11-06 2019-08-06 2019-05-07 2018-11-08 2018-08-09 2018-05-10 2017-11-09 2017-08-10 2017-05-11 2016-11-10 
                   
          cash flows from operating activities
        		           
          profit before income tax
        		           
          adjustments to reconcile profit
        		           
          depreciation expenses
        		           
          expected credit gains
        		           
          interest expense
        		           
          interest income
        		           
          dividend income
        		           
          share of profit of associates and joint ventures accounted for using equity method
        		           
          gain on valuation of financial assets at fair value through profit or loss
        		           
          gain on disposal of property, plant and equipment
        		           
          gain on disposal of non-current assets held for sale
        		           
          gain from lease modifications
        		           
          impairment loss on property, plant and equipment
        		           
          deferred income
        		           
          changes in operating assets and liabilities
        		           
          changes in operating assets
        		           
          financial assets at fair value through profit or loss
        		           
          current contract assets
        		           
          accounts receivable
        		           
          other receivables
        		           
          inventories
        		           
          prepayments
        		           
          changes in operating liabilities
        		           
          notes payable
        		           
          accounts payable
        		           
          other payables
        		           
          current provisions
        		           
          current refund liabilities
        		           
          other current liabilities
        		           
          net defined benefit liability, non-current
        		           
          cash generated from operations
        		           
          interest received
        		           
          dividend received
        		           
          interest paid
        		           
          income tax paid
        		           
          net cash generated from operating activities
        		24.2 123.8 78.7 55.2 88.6 48.2 26.1 115.1 101.2 61.2 84.3 
          cash flows from investing activities
        		           
          acquisition of financial assets at fair value through other comprehensive income
        		           
          acquisition of financial assets at amortized cost
        		           
          proceeds from repayments of financial assets at amortized cost
        		           
          acquisition of investments accounted for using equity method
        		           
          proceeds from disposal of non-current assets held for sale
        		           
          acquisition of property, plant and equipment
        		           
          proceeds from disposal of property, plant and equipment
        		           
          decrease in refundable deposits
        		           
          increase in other non-current assets
        		           
          increase in long-term deferred revenue
        		           
          net cash from investing activities
        		           
          cash flows from financing activities
        		           
          proceeds from short-term bank loans
        		           
          payments on short-term bank loans
        		           
          payments on lease liabilities
        		           
          proceeds from long-term bank loans
        		           
          payments on long-term bank loans
        		           
          decrease in guarantee deposits
        		           
          cash dividends paid
        		           
          net cash from financing activities
        		           
          effect of foreign exchange rate changes
        		           
          net increase in cash and cash equivalents
        		92.7 -0.3 22 13.8 -64.8 -130.1 -46.1 36.7 114.9 136.2 9.9 
          cash and cash equivalents at beginning of year
        		           
          cash and cash equivalents at end of year
        		           
          expected credit losses
        		           
          loss on valuation of financial assets at fair value through profit or loss
        		           
          deferred revenue
        		           
          accounts and notes receivable
        		           
          accounts and notes payable
        		           
          payment on lease liabilities
        		           
          net cash generated from financing activities
        		115.9 -41.5 -13.1 9.3 -15.8 -75 2.7 -3.9 58.3 33.3 29.7 
          notes receivable
        		           
          cash dividend paid
        		           
          net cash (used in) generated from financing activities
        		           
          other non-current assets
        		           
          proceeds from disposal of financial assets at fair value through profit or loss
        		           
          notes
        		           
          increase in refundable deposits
        		           
          share of loss (profit) of associates and joint ventures accounted for using equity method
        		           
          accounts receivable – related parties
        		           
          other receivables – related parties
        		           
          current contract liabilities
        		           
          proceeds from capital reduction of investment in associate
        		           
          increase in guarantee deposits
        		           
          share of loss of associates and joint ventures accounted for using equity method
        		           
          accounts receivable—related parties
        		           
          other receivables—related parties
        		           
          decrease in financial assets at amortized cost
        		           
          proceeds from capital reduction of investments accounted for using equity method
        		           
          (reversal of) expected credit losses
        		           
          share-based payments
        		           
          insurance compensation income
        		           
          gain from lease modification
        		           
          gain on disposal of investment accounted for using equity method
        		           
          accounts payable – related parties
        		           
          other payables – related parties
        		           
          dividends received
        		           
          proceeds from insurance compensation
        		           
          proceeds from disposal of investment accounted for using equity method
        		           
          accounts payable—related parties
        		           
          other payables—related parties
        		           
          expected (reversal of) credit losses
        		           
          payments on capital reduction
        		           
          increase in other non-current liabilities
        		           
          capital reduction
        		           
          condensed consolidated statements of cash flows
        		           
          net cash generated from investing activities
        		-47.4 -82.6 -43.6 -50.7 -137.6 -103.3 -74.9 -74.5 -44.6 41.7 -104.1 
          effect of exchange rate changes on cash
        		0.1 0.1 0.1 0.1 0.2 0.2 -0.2 -0.5 0.6 -0.5 -2.1 
          cash and cash equivalents at beginning of period
        		155.5 149.5 149.7 150.4 263.8 264.1 276.1 249.6 249.2 249.2 323.8 
          cash and cash equivalents at end of period
        		248.3 149.3 171.8 164.3 199.2 134.2 229.8 285.8 364.7 384.9 331.6 
          profit before income tax – continuing operations
        		           
          profit before income tax – discontinued operations
        		           
          profit before income tax including discontinued operations
        		           
          adjustments to reconcile profit before income tax to net cash flows :
        		           
          reversal for impairment of accounts and notes receivable
        		           
          gain on disposal of a subsidiary
        		           
          share of loss of associates
        		           
          gain on disposal of investment in associates
        		           
          changes in operating assets and liabilities:
        		           
          other financial assets
        		           
          receipts in advance
        		           
          net cash flow from disposal of a subsidiary
        		           
          proceeds from disposal of investment in associate
        		           
          acquisition of available-for-sale financial assets
        		           
          acquisition of investment in associate
        		           
          increase in other financial assets
        		           
          cash distribution from capital surplus
        		           
          depreciation of property, plant and equipment
        		           
          amortization of assets
        		           
          allowance (reversal) for impairment of accounts and notes receivable
        		           
          impairment of property, plant and equipment
        		           
          share of (profit) loss of associates
        		           
          gain on disposal of long-term investment in associates
        		           
          donations
        		           
          increase in financial assets at amortized cost
        		           
          payments on repurchase of shares
        		           
          cash paid in respect of share-based payments
        		           
          cash dividend
        		           
          payments on capital reorganization
        		           
          profit before income tax—continuing operations
        		           
          profit before income tax—discontinued operations
        		           
          depreciation
        		           
          amortization
        		           
          (reversal of ) allowance for impairment of accounts receivable
        		           
          share of (profit) loss of associates and joint ventures accounted for using equity method
        		           
          donation
        		           
          profit for the year from discontinued operations
        		           
          elimination of the transactions between discontinued operations and affiliated companies
        		           
          other current financial assets
        		           
          acquisition of non-current financial assets carried at cost
        		           
          decrease in other current financial assets
        		           
          proceeds from disposal of a subsidiary
        		           
          cash and cash equivalents reclassified as non-current assets held for sale
        		           
          cash paid for capital reorganization
        		           
          impairment of available-for-sale financial assets
        		           
          provisions – current
        		           
          increase in other financial assets – current
        		           
          prepaid cost of issuing new shares
        		           
          acquisition of the interest of a subsidiary
        		           
          cash dividend – the company
        		           
          cash distribution from capital surplus – the company
        		           
          cash dividend – predecessors’ interests
        		           
          adjustments to reconcile profit before income tax to net cash flows:
        		           
          gain on disposal of available-for-sale financial assets
        		           
          share of profit of associate
        		           
          other current assets
        		           
          proceeds from sales of property, plant and equipment
        		           
          decrease in other financial assets
        		           
          proceeds from partial disposal of a subsidiary
        		           
          cash received in respect of share-based payment
        		           
          issuance of shares