King Yuan Electronics Company (2449) investor relations material

Company overview and milestones

• Founded in 1987, headquartered in Hsinchu, Taiwan, and listed on TWSE with a market cap of NT$369,880 million as of April 2026.

• Operates multiple fabs in Taiwan and employs 8,976 people as of March 2026.

• Expanded globally with subsidiaries in the US, Singapore, Japan, and Suzhou.

• Completed several fab expansions and mergers, with recent divestment of KLT shares.

Business model and services

• Specializes as a pure-play semiconductor testing house, offering wafer test, assembly, burn-in, and IC test services.

• Provides backend support and turnkey operations for semiconductor manufacturing.

• In-house development of test systems and tooling is a core differentiator.

• Services span the entire backend process, including wafer grinding, dicing, burn-in, and final test.

Customer base and market position

• Serves 48% of the global top 50 semiconductor companies; 63% excluding China and memory sectors.

• Customers include leading firms in GPU, ASIC, smartphone, automotive, networking, and connectivity.

• Maintains a diversified customer structure for balanced business exposure and margin stability.