Who is ChipMOS Technologies's largest competitor?

ASE Technology is the largest Outsourced Assembly & Test competitor by market cap ($97.7B).

How many companies compete in Outsourced Assembly & Test?

wafergraph tracks 21 companies in Outsourced Assembly & Test, including ChipMOS Technologies.

ChipMOS Technologies competitors

As of 2026-09-05, ChipMOS Technologies's closest competitors in Outsourced Assembly & Test are ASE Technology, JCET Group and Tongfu Microelectronics. wafergraph tracks 21 companies in Outsourced Assembly & Test; ChipMOS Technologies is positioned as a market niche there with a market cap of $2.0B, and the largest competitor by market cap is ASE Technology at $97.7B.

Data as of 2026-09-05 · peers = companies sharing ChipMOS Technologies's primary Outsourced Assembly & Test segment in the wafergraph taxonomy · ordered by market position, then market cap

Who competes with ChipMOS Technologies

Competitor	Position	Country	Market cap	Revenue	Compare
ASE Technology	leader	Taiwan	$97.7B	$20.6B	ChipMOS Technologies vs ASE Technology
JCET Group	major	China	$18.0B	$5.8B	ChipMOS Technologies vs JCET Group
Tongfu Microelectronics	major	China	$12.9B	$4.2B	ChipMOS Technologies vs Tongfu Microelectronics
Amkor Technology	major	United States	$11.9B	$6.7B	ChipMOS Technologies vs Amkor Technology
King Yuan Electronics (KYEC)	major	Taiwan	$10.6B	$1.1B	ChipMOS Technologies vs King Yuan Electronics (KYEC)
Huatian Technology	major	China	$7.7B	$2.6B	ChipMOS Technologies vs Huatian Technology
Powertech Technology (PTI)	major	Taiwan	$6.4B	$2.4B	ChipMOS Technologies vs Powertech Technology (PTI)
Chipbond Technology	major	Taiwan	$4.3B	$677M	ChipMOS Technologies vs Chipbond Technology
Unisem	major	Malaysia	$1.8B	$465M	ChipMOS Technologies vs Unisem
Sigurd Microelectronics	niche	Taiwan	$3.2B	—	ChipMOS Technologies vs Sigurd Microelectronics
Greatek Electronics	niche	Taiwan	$2.1B	$503M	ChipMOS Technologies vs Greatek Electronics
Orient Semiconductor (OSE)	niche	Taiwan	$890M	$527M	ChipMOS Technologies vs Orient Semiconductor (OSE)
SFA Semicon	niche	South Korea	$680M	$269M	ChipMOS Technologies vs SFA Semicon
Nepes	niche	South Korea	$370M	—	ChipMOS Technologies vs Nepes
LB Semicon	niche	South Korea	$200M	—	ChipMOS Technologies vs LB Semicon
Hana Micron	niche	South Korea	Unpriced	—	—
Integra Technologies	niche	United States	Unpriced	—	—
Lingsen Precision	niche	Taiwan	Unpriced	—	—
UTAC Holdings	niche	Singapore	Unpriced	—	—
Walton Advanced Engineering	niche	Taiwan	Unpriced	—	—

Suppliers ChipMOS Technologies shares with its competitors

Kulicke & Soffa shared with 6 of ChipMOS Technologies's top competitors
Advantest shared with 1 of ChipMOS Technologies's top competitors

A supplier shared across rivals is a segment-level chokepoint: if it fails, the whole peer group feels it at once.

Customers ChipMOS Technologies shares with its competitors

NVIDIA shared with 10 of ChipMOS Technologies's top competitors
AMD shared with 10 of ChipMOS Technologies's top competitors
Qualcomm shared with 10 of ChipMOS Technologies's top competitors
Broadcom shared with 10 of ChipMOS Technologies's top competitors
MediaTek shared with 10 of ChipMOS Technologies's top competitors
Apple shared with 10 of ChipMOS Technologies's top competitors
Novatek Microelectronics shared with 3 of ChipMOS Technologies's top competitors
Himax Technologies shared with 2 of ChipMOS Technologies's top competitors

Cite as: wafergraph, “ChipMOS Technologies competitors — 20 rivals in Outsourced Assembly & Test, compared”, https://wafergraph.com/competitors/chipmos (data as of 2026-09-05).

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