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Consolidated Statements of Comprehensive Income $ in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 TWD ($) $ / shares | Dec. 31, 2017 USD ($) $ / shares | Dec. 31, 2016 TWD ($) $ / shares | Dec. 31, 2015 TWD ($) $ / shares
OPERATING REVENUES | $ 290,441,208 | $ 9,798,961 | $ 274,884,107 | $ 283,302,536
OPERATING COSTS | 237,708,937 | 8,019,870 | 221,696,922 | 233,167,308
GROSS PROFIT | 52,732,271 | 1,779,091 | 53,187,185 | 50,135,228
OPERATING EXPENSES |  |  |  |
Selling and marketing expenses | 3,308,992 | 111,639 | 3,473,586 | 3,588,472
General and administrative expenses | 12,458,054 | 420,312 | 11,662,082 | 10,724,568
Research and development expenses | 11,746,613 | 396,309 | 11,391,147 | 10,937,566
Total operating expenses | 27,513,659 | 928,260 | 26,526,815 | 25,250,606
OTHER OPERATING INCOME AND EXPENSES, NET | 108,556 | 3,662 | (800,280) | (251,529)
PROFIT FROM OPERATIONS | 25,327,168 | 854,493 | 25,860,090 | 24,633,093
NON-OPERATING INCOME AND EXPENSES |  |  |  |
Other income | 707,754 | 23,878 | 589,236 | 815,778
Other gains and losses | 6,259,453 | 211,183 | 2,276,544 | 1,748,795
Finance costs | (1,799,494) | (60,712) | (2,261,075) | (2,312,143)
Share of the profit of associates and joint ventures | 525,782 | 17,739 | 1,503,910 | 126,265
Total non-operating income and expenses | 5,693,495 | 192,088 | 2,108,615 | 378,695
PROFIT BEFORE INCOME TAX | 31,020,663 | 1,046,581 | 27,968,705 | 25,011,788
INCOME TAX EXPENSE | 6,523,603 | 220,094 | 5,390,844 | 4,311,073
PROFIT FOR THE YEAR | 24,497,060 | 826,487 | 22,577,861 | 20,700,715
Items that will not be reclassified subsequently to profit or loss: |  |  |  |
Remeasurement of defined benefit obligation | 205,344 | 6,928 | (417,181) | (62,911)
Share of other comprehensive income of associates and joint ventures | 7,249 | 245 | (49,794) | (37,748)
Income tax relating to items that will not be reclassified subsequently | (51,217) | (1,728) | 73,637 | 11,002
Items that will not be reclassified subsequently to profit or loss | 161,376 | 5,445 | (393,338) | (89,657)
Items that may be reclassified subsequently to profit or loss: |  |  |  |
Exchange differences on translating foreign operations | (5,287,734) | (178,399) | (6,445,643) | (63,509)
Unrealized gain (loss) on available-for-sale financial assets | 224,036 | 7,559 | (248,599) | 10,451
Share of other comprehensive income (loss) of associates and joint ventures | 264,389 | 8,920 | (871,679) | (4,832)
Items that may be reclassified subsequently to profit or loss | (4,799,309) | (161,920) | (7,565,921) | (57,890)
Other comprehensive loss for the year, net of income tax | (4,637,933) | (156,475) | (7,959,259) | (147,547)
TOTAL COMPREHENSIVE INCOME FOR THE YEAR | 19,859,127 | 670,012 | 14,618,602 | 20,553,168
PROFIT FOR THE YEAR ATTRIBUTABLE TO: |  |  |  |
Owners of the Company | 22,819,119 | 769,876 | 21,324,423 | 19,732,148
Non-controlling interests | 1,677,941 | 56,611 | 1,253,438 | 968,567
PROFIT FOR THE YEAR | 24,497,060 | 826,487 | 22,577,861 | 20,700,715
TOTAL COMPREHENSIVE INCOME FOR THE YEAR ATTRIBUTABLE TO: |  |  |  |
Owners of the Company | 18,524,067 | 624,969 | 13,956,976 | 19,659,081
Non-controlling interests | 1,335,060 | 45,043 | 661,626 | 894,087
TOTAL COMPREHENSIVE INCOME FOR THE YEAR | $ 19,859,127 | $ 670,012 | $ 14,618,602 | $ 20,553,168
EARNINGS PER SHARE |  |  |  |
Basic | (per share) | $ 2.80 | $ 0.09 | $ 2.78 | $ 2.58
Diluted | (per share) | 2.60 | 0.09 | 2.33 | 2.48
American depositary shares [member] |  |  |  |
EARNINGS PER SHARE |  |  |  |
Basic | (per share) | 13.98 | 0.47 | 13.91 | 12.89
Diluted | (per share) | $ 12.98 | $ 0.44 | $ 11.64 | $ 12.38

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