The Company has two operating segments: Driver IC and Non-driver Products. The Driver IC segment generally is engaged in the design, research, development and sale of displays driver for large-sized TFT-LCD panels, which are used in televisions and desktop monitors, and displays driver for small and medium-sized TFT-LCD panels, which are used in mobile handsets and consumer electronics products. The Non-driver segment primarily is engaged in the design, research, manufacturing and sale of non-driver products, such as timing controllers, 3D Sensing Solution, LCoS, CMOS Image Sensors and WLO.


		Year Ended December 31, 2023
					Non-driver		Consolidated
		Driver IC			products		Total

		(in thousands)
Segment revenues		$	804,840		140,588			945,428
Segment operating income (loss)		$	75,282		(32,070)			43,212
Non operating income, net								1,181
Consolidated profit before income taxes							$	44,393
Significant noncash items:
Share-based compensation		$	1,608		1,055			2,663
Depreciation and amortization		$	8,601		11,721			20,322


		Year Ended December 31, 2024
					Non-driver		Consolidated
		Driver IC			products		Total

		(in thousands)
Segment revenues		$	751,326		155,476			906,802
Segment operating income (loss)		$	92,699		(24,478)			68,221
Non operating income, net								9,114
Consolidated profit before income taxes							$	77,335
Significant noncash items:
Share-based compensation		$	697		550			1,247
Depreciation and amortization		$	11,115		11,239			22,354


		Year Ended December 31, 2025
					Non-driver		Consolidated
		Driver IC			products		Total

		(in thousands)
Segment revenues		$	665,797		166,376			832,173
Segment operating income (loss)		$	61,737		(17,611)			44,126
Non operating income, net								10,741
Consolidated profit before income taxes							$	54,867
Significant noncash items:
Share-based compensation		$	391		339			730
Depreciation and amortization		$	13,524		9,025			22,549

The following tables summarize information pertaining to the segment revenues from customers in different geographic region (based on customer’s headquarter location):


	For the year ended December 31, 2023
			Non-driver	Consolidated
	Driver IC		products	Total

	(in thousands)
China	$	632,363	88,395	720,758
Taiwan		119,289	22,494	141,783
Korea		22,584	4,813	27,397
Japan		27,763	9,034	36,797
America		2,841	11,309	14,150
Mexico		—	627	627
Others		—	3,916	3,916
	$	804,840	140,588	945,428


		For the year ended December 31, 2024
					Non-driver		Consolidated
		Driver IC			products		Total

		(in thousands)
China		$	567,137		98,421		665,558
Taiwan			116,145		22,183		138,328
Korea			51,672		10,015		61,687
Japan			16,372		8,203		24,575
America			—		12,545		12,545
Mexico			—		2,807		2,807
Others			—		1,302		1,302
		$	751,326		155,476		906,802


	For the year ended December 31, 2025
				Non-driver		Consolidated
	Driver IC			products		Total

	(in thousands)
China	$	516,096		97,722		613,818
Taiwan		98,969		23,557		122,526
Korea		39,460		10,128		49,588
Japan		11,272		3,687		14,959
America		—		21,345		21,345
Mexico		—		4,847		4,847
Others		—		5,090		5,090
	$	665,797		166,376		832,173

The following tables summarize information pertaining to the segment revenues from major product lines:


		For the year ended December 31, 2023
					Non-driver		Consolidated
		Driver IC			products		Total

		(in thousands)
Display drivers for large-sized applications		$	175,666		—		175,666
Display drivers for small and medium-sized applications			629,174		—		629,174
Non-driver products			—		140,588		140,588
		$	804,840		140,588		945,428


		For the year ended December 31, 2024
					Non-driver		Consolidated
		Driver IC			products		Total

		(in thousands)
Display drivers for large-sized applications		$	125,936		—		125,936
Display drivers for small and medium-sized applications			625,390		—		625,390
Non-driver products			—		155,476		155,476
		$	751,326		155,476		906,802


	For the year ended December 31, 2025
				Non-driver		Consolidated
	Driver IC			products		Total

	(in thousands)
Display drivers for large-sized applications	$	90,665		—		90,665
Display drivers for small and medium-sized applications		575,132		—		575,132
Non-driver products		—		166,376		166,376
	$	665,797		166,376		832,173

The carrying values of the Company’s property, plant and equipment are located in the following countries:


		December 31,			December 31,
		2024			2025

		(in thousands)
Taiwan		$	117,784		116,829
U.S.			1,433		1,299
China			1,688		1,392
Korea			286		476
Japan			89		35
		$	121,280		120,031

Revenues from significant customers, those representing 10% or more of total revenue for the respective periods, are summarized as follows:


		Year ended December 31,
		2023			2024		2025

		(in thousands)
Driver IC segment:
Customer A and its affiliates		$	234,581		207,725		176,457
Customer C			102,719		73,696		61,701
		$	337,300		281,421		238,158
Non-driver products segment:
Customer A and its affiliates		$	36,770		31,276		23,648
Customer C			1,120		1,868		3,054
		$	37,890		33,144		26,702

Accounts receivable from significant customers, those representing 10% or more of total accounts receivable for the respective dates, is summarized as follows:


		December 31,			December 31,
		2024			2025

		(in thousands)
Customer A and its affiliates		$	69,006		57,804
Customer C			20,521		12,122
		$	89,527		69,926

The Company has recognized the following contract liabilities in relation to revenue from contracts with customers:


		December 31,			December 31,
		2024			2025

		(in thousands)
Contract liabilities-current		$	10,622		3,322

Revenue recognized in the current reporting period amounted to $8,714 thousand was related to carried-forward contract liabilities for performance obligations not satisfied in prior year.

All of the service contracts are for periods of one year or less. As permitted under IFRS 15, the transaction price allocated to these unsatisfied contracts is not disclosed. As of December 31, 2025, the Company did not recognize an asset in relation to costs to fulfill a service contract.