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Operating Segments Information (Tables)
12 Months Ended
Dec. 31, 2021
Text block [abstract]  
Summary of Segment Information
  a.
Segment revenues and operation results
                                                                                                                                                                   
                            
Adjustments
       
    
Packaging
   
Testing
   
EMS
   
Others
   
and Eliminations
   
Total
 
    
NT$
   
NT$
   
NT$
   
NT$
   
NT$
   
NT$
 
             
            For the year ended December 31, 2019            
                                                
             
Revenue from external customers
  
$
198,916,897
 
 
$
42,658,686
 
 
$
165,789,479
 
 
$
5,817,122
 
 
$
—  
 
 
$
413,182,184
 
Inter-group revenues (Note 1)
  
 
5,370,963
 
 
 
231,399
 
 
 
60,638,567
 
 
 
7,431,399
 
 
 
(73,672,328
 
 
—  
 
Segment revenues
  
 
204,287,860
 
 
 
42,890,085
 
 
 
226,428,046
 
 
 
13,248,521
 
 
 
—  
 
 
 
486,854,512
 
Interest income
  
 
186,291
 
 
 
90,091
 
 
 
249,487
 
 
 
284,458
 
 
 
(260,646
 
 
549,681
 
Interest expense
  
 
(3,403,475
 
 
(545,609
 
 
(255,404
 
 
(243,013
 
 
260,646
 
 
 
(4,186,855
Depreciation and amortization
  
 
(33,456,831
 
 
(12,379,703
 
 
(2,534,825
 
 
(2,095,482
 
 
—  
 
 
 
(50,466,841
Share of the profit or loss of associates and joint ventures
  
 
75,303
 
 
 
39,852
 
 
 
67,120
 
 
 
—  
 
 
 
—  
 
 
 
182,275
 
Impairment loss
  
 
(601,066
 
 
(141
 
 
—  
 
 
 
—  
 
 
 
—  
 
 
 
(601,207
Segment profit before income tax
  
 
7,572,763
 
 
 
10,321,537
 
 
 
6,082,106
 
 
 
(696,595
 
 
—  
 
 
 
23,279,811
 
Expenditures for segment assets
  
 
35,462,305
 
 
 
23,966,051
 
 
 
2,770,129
 
 
 
875,402
 
 
 
—  
 
 
 
63,073,887
 
             
            December 31, 2019            
                                                
             
Investments accounted for using the equity method
  
 
8,867,316
 
 
 
1,123,490
 
 
 
2,094,401
 
 
 
—  
 
 
 
—  
 
 
 
12,085,207
 
Contract assets
  
 
4,162,124
 
 
 
1,735,192
 
 
 
—  
 
 
 
—  
 
 
 
—  
 
 
 
5,897,316
 
             
            For the year ended December 31, 2020            
                                                
             
Revenue from external customers
  
 
218,666,071
 
 
 
47,271,074
 
 
 
204,690,669
 
 
 
6,350,896
 
 
 
—  
 
 
 
476,978,710
 
Inter-group revenues (Note 1)
  
 
10,436,168
 
 
 
435,587
 
 
 
21,472,775
 
 
 
7,234,303
 
 
 
(39,578,833
 
 
—  
 
Segment revenues
  
 
229,102,239
 
 
 
47,706,661
 
 
 
226,163,444
 
 
 
13,585,199
 
 
 
—  
 
 
 
516,557,543
 
Interest income
  
 
133,160
 
 
 
79,821
 
 
 
275,766
 
 
 
32,036
 
 
 
—  
 
 
 
520,783
 
Interest expense
  
 
(2,244,280
 
 
(564,269
 
 
(443,519
 
 
(185,160
 
 
—  
 
 
 
(3,437,228
Depreciation and amortization
  
 
(32,333,229
 
 
(14,189,024
 
 
(2,877,546
 
 
(1,859,266
 
 
—  
 
 
 
(51,259,065
Share of the profit or loss of associates and joint ventures
  
 
362,133
 
 
 
99,670
 
 
 
85,809
 
 
 
—  
 
 
 
—  
 
 
 
547,612
 
Impairment loss
  
 
(218,600
 
 
(773,673
 
 
—  
 
 
 
—  
 
 
 
—  
 
 
 
(992,273
Segment profit before income tax
  
 
17,476,440
 
 
 
10,277,760
 
 
 
8,438,766
 
 
 
(424,168
 
 
—  
 
 
 
35,768,798
 
Expenditures for segment assets
  
 
38,643,303
 
 
 
14,275,397
 
 
 
5,614,409
 
 
 
491,092
 
 
 
—  
 
 
 
59,024,201
 
             
            December 31, 2020            
                                                
             
Investments accounted for using the equity method
  
 
9,146,344
 
 
 
1,340,307
 
 
 
2,320,022
 
 
 
—  
 
 
 
—  
 
 
 
12,806,673
 
Contract assets
  
 
3,641,244
 
 
 
1,141,660
 
 
 
—  
 
 
 
—  
 
 
 
—  
 
 
 
4,782,904
 
             
            For the year ended December 31, 2021            
                                                
             
Revenue from external customers
  
 
272,543,899
 
 
 
49,978,736
 
 
 
239,488,267
 
 
 
7,986,231
 
 
 
—  
 
 
 
569,997,133
 
Inter-group revenues (Note 1)
  
 
7,244,889
 
 
 
339,619
 
 
 
27,825,073
 
 
 
7,527,260
 
 
 
(42,936,841
 
 
—  
 
Segment revenues
  
 
279,788,788
 
 
 
50,318,355
 
 
 
267,313,340
 
 
 
15,513,491
 
 
 
—  
 
 
 
612,933,974
 
Interest income
  
 
61,141
 
 
 
88,874
 
 
 
301,072
 
 
 
91,242
 
 
 
—  
 
 
 
542,329
 
Interest expense
  
 
(1,604,107
 
 
(405,648
 
 
(629,584
 
 
(159,596
 
 
—  
 
 
 
(2,798,935
Depreciation and amortization
  
 
(34,384,500
 
 
(13,819,080
 
 
(4,336,266
 
 
(1,984,431
 
 
—  
 
 
 
(54,524,277
Share of the profit or loss of associates and joint ventures
  
 
737,650
 
 
 
66,107
 
 
 
95,943
 
 
 
—  
 
 
 
—  
 
 
 
899,700
 
Impairment loss
  
 
(86,997
 
 
(39,769
 
 
—  
 
 
 
—  
 
 
 
—  
 
 
 
(126,766
Segment profit before income tax
  
 
41,581,126
 
 
 
11,998,938
 
 
 
8,528,675
 
 
 
18,085,030
 
 
 
—  
 
 
 
80,193,769
 
Expenditures for segment assets
  
 
48,531,368
 
 
 
16,773,513
 
 
 
7,654,560
 
 
 
1,458,100
 
 
 
—  
 
 
 
74,417,541
 
             
            December 31, 2021            
                                                
             
Investments accounted for using the equity method
  
 
12,744,756
 
 
 
1,896,372
 
 
 
2,355,472
 
 
 
—  
 
 
 
—  
 
 
 
16,996,600
 
Contract assets
  
 
4,735,181
 
 
 
872,028
 
 
 
—  
 
 
 
—  
 
 
 
—  
 
 
 
5,607,209
 
                                                                                                                                                                   
                            
Adjustments
       
    
Packaging
   
Testing
   
EMS
   
Others
   
and Eliminations
   
Total
 
    
US$ (Note 4)
   
US$ (Note 4)
   
US$ (Note 4)
   
US$ (Note 4)
   
US$ (Note 4)
   
US$ (Note 4)
 
             
            For the year ended December 31, 2021        
                                                
             
Revenue from external customers
  
$
9,824,942
 
 
$
1,801,685
 
 
$
8,633,319
 
 
$
287,896
 
 
$
—  
 
 
$
20,547,842
 
Inter-group revenues (Note 1)
  
 
261,171
 
 
 
12,243
 
 
 
1,003,067
 
 
 
271,350
 
 
 
(1,547,831
 
 
—  
 
Segment revenues
  
 
10,086,113
 
 
 
1,813,928
 
 
 
9,636,386
 
 
 
559,246
 
 
 
—  
 
 
 
22,095,673
 
Interest income
  
 
2,204
 
 
 
3,204
 
 
 
10,853
 
 
 
3,289
 
 
 
—  
 
 
 
19,550
 
Interest expense
  
 
(57,827
 
 
(14,623
 
 
(22,696
 
 
(5,753
 
 
—  
 
 
 
(100,899
Depreciation and amortization
  
 
(1,239,528
 
 
(498,164
 
 
(156,318
 
 
(71,537
 
 
—  
 
 
 
(1,965,547
Share of the profit or loss of associates and joint ventures
  
 
26,591
 
 
 
2,383
 
 
 
3,459
 
 
 
—  
 
 
 
—  
 
 
 
32,433
 
Impairment loss
  
 
(3,137
)  
 
(1,434
 
 
—  
 
 
 
—  
 
 
 
—  
 
 
 
(4,571
)
Segment profit before income tax
  
 
1,498,959
 
 
 
432,550
 
 
 
307,450
 
 
 
651,947
 
 
 
—  
 
 
 
2,890,906
 
Expenditures for segment assets
  
 
1,749,509
 
 
 
604,669
 
 
 
275,940
 
 
 
52,563
 
 
 
—  
 
 
 
2,682,681
 
             
            December 31, 2021            
                                                
             
Investments accounted for using the equity method
  
 
459,436
 
 
 
68,362
 
 
 
84,913
 
 
 
—  
 
 
 
—  
 
 
 
612,711
 
Contract assets
  
 
170,698
 
 
 
31,436
 
 
 
—  
 
 
 
—  
 
 
 
—  
 
 
 
202,134
 
Note 1: Inter-group revenues were eliminated upon consolidation.
  Note 2:
The disaggregated product and service type from the Group’s contract with customer is the same as those disclosed in above reportable segment.
 
Summary of Revenue from Major Products and Services
  b.
Revenue from major products and services
 
    
For the Year Ended December 31
 
    
2019
    
2020
    
2021
 
    
NT$
    
NT$
    
NT$
    
US$ (Note 4)
 
         
Packaging service
   $ 198,916,897      $ 218,666,071      $ 272,543,899      $ 9,824,942  
Testing service
     42,658,686        47,271,074        49,978,736        1,801,685  
EMS
     165,789,479        204,690,669        239,488,267        8,633,319  
Others
     5,817,122        6,350,896        7,986,231        287,896  
    
 
 
    
 
 
    
 
 
    
 
 
 
         
     $ 413,182,184      $ 476,978,710      $ 569,997,133      $ 20,547,842  
    
 
 
    
 
 
    
 
 
    
 
 
 
 
Summary of Geographical Information
  c.
Geographical information
The Group’s revenue from external customers by location of headquarter and information about its
non-current
assets by location of assets are detailed below.
 
  1)
Net revenues from external customers
 
    
For the Year Ended December 31
 
    
2019
    
2020
    
2021
 
    
NT$
    
NT$
    
NT$
    
US$ (Note 4)
 
         
United States
   $ 245,521,027      $ 297,117,001      $ 353,500,361      $ 12,743,344  
Taiwan
     51,244,470        64,829,301        94,598,067        3,410,168  
Asia
     75,938,364        74,447,091        62,523,167        2,253,900  
Europe
     38,613,132        39,477,306        57,910,641        2,087,622  
Others
     1,865,191        1,108,011        1,464,897        52,808  
    
 
 
    
 
 
    
 
 
    
 
 
 
         
     $ 413,182,184      $ 476,978,710      $ 569,997,133      $ 20,547,842  
    
 
 
    
 
 
    
 
 
    
 
 
 
 
  2)
Non-current assets
 
    
December 31
 
    
2020

(Retrospectively
Adjusted)
    
2021
 
    
NT$
    
NT$
    
US$ (Note 4)
 
       
Taiwan
   $ 239,353,978      $ 252,525,376      $ 9,103,294  
China
     66,253,694        65,375,423        2,356,720  
Others
     31,875,938        34,702,992        1,251,009  
    
 
 
    
 
 
    
 
 
 
       
     $ 337,483,610      $ 352,603,791      $ 12,711,023