ASE Technology competitors

As of 2026-10-09, ASE Technology's closest competitors in Outsourced Assembly & Test are JCET Group, Tongfu Microelectronics and Amkor Technology. wafergraph tracks 21 companies in Outsourced Assembly & Test; ASE Technology is positioned as a market leader there, and the largest competitor by market cap is JCET Group at $16.8B.

See JCET Group, ASE Technology's largest tracked competitor by market cap →

Data as of 2026-10-09 · peers = companies sharing ASE Technology's primary Outsourced Assembly & Test segment in the wafergraph taxonomy · ordered by market position, then market cap

Who competes with ASE Technology

Suppliers ASE Technology shares with its competitors

  • Kulicke & Soffa shared with 6 of ASE Technology's top competitors
  • ASMPT shared with 5 of ASE Technology's top competitors
  • SUSS MicroTec shared with 5 of ASE Technology's top competitors
  • TOWA shared with 5 of ASE Technology's top competitors
  • Cohu shared with 5 of ASE Technology's top competitors
  • Mitsui High-tec shared with 5 of ASE Technology's top competitors
  • Chang Wah Technology shared with 5 of ASE Technology's top competitors
  • Tanaka Precious Metals shared with 5 of ASE Technology's top competitors
  • Nordson shared with 2 of ASE Technology's top competitors
  • Teradyne shared with 1 of ASE Technology's top competitors
  • DISCO shared with 1 of ASE Technology's top competitors
  • BE Semiconductor Industries shared with 1 of ASE Technology'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 ASE Technology shares with its competitors

  • AMD shared with 10 of ASE Technology's top competitors
  • Qualcomm shared with 10 of ASE Technology's top competitors
  • MediaTek shared with 10 of ASE Technology's top competitors
  • NVIDIA shared with 10 of ASE Technology's top competitors
  • Broadcom shared with 10 of ASE Technology's top competitors
  • Apple shared with 10 of ASE Technology's top competitors
  • Novatek Microelectronics shared with 3 of ASE Technology's top competitors
  • Himax Technologies shared with 2 of ASE Technology's top competitors
  • Silicon Motion shared with 1 of ASE Technology's top competitors
  • Fitipower shared with 1 of ASE Technology's top competitors
Frequently asked questions3
Who are ASE Technology's competitors?
ASE Technology's closest competitors in Outsourced Assembly & Test are JCET Group, Tongfu Microelectronics and Amkor Technology; wafergraph tracks 20 rivals in that segment.
Who is ASE Technology's largest competitor?
JCET Group is the largest Outsourced Assembly & Test competitor by market cap ($16.8B).
How many companies compete in Outsourced Assembly & Test?
wafergraph tracks 21 companies in Outsourced Assembly & Test, including ASE Technology.

Cite as: wafergraph, “ASE Technology competitors — 20 rivals in Outsourced Assembly & Test, compared”, https://wafergraph.com/competitors/ase (data as of 2026-10-09).

Open ASE Technology in the interactive supply-chain view →

Track the chain

What moved in the semiconductor supply chain — This Week in the Chain, the free weekly wafergraph briefing.

Subscribe to the free weekly briefing →

Free · no login · 615 companies, updated weekly