Unit: NT$ thousand

Item	2012	2013	Change	% of Change
Net Sales	99,263,160	136,055,954	36,792,794	37.07
Operating Costs	58,204,139	76,250,370	18,046,231	31.01
Gross Profit	41,059,021	59,805,584	18,746,563	45.66
Operating Expenses	28,656,246	34,561,864	5,905,618	20.61
Operating Income	12,402,775	25,243,720	12,840,945	103.53
Non-Operating Income and Expenses	4,082,306	4,303,102	220,796	5.41
Net Income before Income Tax	16,485,081	29,546,822	13,061,741	79.23
Income Tax Expense	940,551	2,062,172	1,121,621	119.25
Net Income	15,544,530	27,484,650	11,940,120	76.81
Other Comprehensive Income, net of tax	(3,035,326)	4,253,825	7,289,151	240.14
Total Comprehensive Income	12,509,204	31,738,475	19,229,271	153.72
Net Income Attributable to Owners of the Parent	15,583,745	27,515,052	11,931,307	76.56
Total Comprehensive Income Attributable to Owners of the Parent	12,525,306	31,760,633	19,235,327	153.57

Explanation for changes that exceed 20% and reached NT$10 million in the past two years:

Increase in net sales: Mainly due to increase in market demand.
Increase in operating costs: Mainly due to increase in operating costs associated with higher sales.
Increase in gross profit and operating income: Mainly due to increasing shipment from higher ASP products.
Increase in operating expenses: Mainly due to increase in R&D expenses.
Increase in net income before income tax, net income and net income attributable to owners of the parent: Mainly due to revenue growth.
Increase in income tax expenses: Mainly due to increase in net income.
Increase in other comprehensive income: Mainly due to foreign exchange rate movement.
Increase in total comprehensive income and total comprehensive income attributable to owners of the parent: Mainly contributed by revenue growth and increase in other comprehensive income.

Unit: NT$ thousand

Item	2012	2013	Change	% of Change
Net Sales	63,474,029	96,230,064	32,756,035	51.61
Operating Costs	40,773,789	54,894,385	14,120,596	34.63
Gross Profit	22,700,240	41,335,679	18,635,439	82.09
Unrealized Gross Profit on Sales	0	(59,028)	(59,028)	100.00
Net Gross Profit	22,700,240	41,276,651	18,576,411	81.83
Operating Expenses	16,942,358	22,464,159	5,521,801	32.59
Operating Income	5,757,882	18,812,492	13,054,610	226.73
Non-Operating Income and Expenses	10,565,227	10,395,013	(170,214)	(1.61)
Net Income before Income Tax	16,323,109	29,207,505	12,884,396	78.93
Income Tax Expense	739,364	1,692,453	953,089	128.91
Net Income	15,583,745	27,515,052	11,931,307	76.56
Other Comprehensive Income, net of tax	(3,058,439)	4,245,581	7,304,020	238.82
Total Comprehensive Income	12,525,306	31,760,633	19,235,327	153.57

Explanation for changes that exceed 20% and reached NT$10 million in the past two years:

Increase in net sales: Mainly due to increase in marke demand.
Increase in operating costs: Mainly due to increase in operating costs associated with higher sales.
Increase in unrealized gross profit on sales: Mainly due to intercompany sales.
Increase in gross profit and operating income: Mainly due to increasing shipment from higher ASP products.
Increase in operating expenses: Mainly due to increase in R&D expenses.
Increase in net income before income tax and net income: Mainly due to revenue growth.
Increase in income tax expense: Mainly due to revenue growth.
Increase in other comprehensive income: Mainly due to foreign exchange rate movement.
Increase in total comprehensive income: Mainly contributed by revenue growth and increase in other comprehensive income.