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Provides wafer probing, final product test and assembly service for the semiconductor backend supply chain

King Yuan Electronics Corp. (KYEC) provides wafer probing, final product test and assembly service for the semiconductor backend supply chain. KYEC is the second-largest firm in terms of testing revenue and the largest professional pure-play testing company worldwide.

Founded in May 1987, headquarter of KYEC is located on the Gongdaowu Road in Hsinchu, Taiwan. The primary production factories are situated in Miaoli County. The subsidiaries of KYEC, King Long Technology and Zhen Kun Technology are situated in the Suzhou Industrial Park in China. Both subsidiaries package and test semiconductor products and serve as the production and marketing bases of KYEC in China, providing immediate services to the Chinese market. KYEC also established regional offices in North America, Japan, and Singapore to provide immediate business services for customers worldwide.

The factory area of KYEC in Taiwan is approximately 108,000 m2. The floor area of the factory is approximately 403,000 m2. The clean room area is 187,300 m2. The factory area and clean room area in Suzhou are 72,500 m2 and 32,000 m2, respectively.

KYEC provides packaging and testing services for the back-end process of semiconductor production globally. The provided services include wafer probing, final product test, burn-in test, assembly services and other services. The production line covers Memory, Logic and Mixed-Signal, System on Chip (SOC), CMOS Image sensor (CIS) / Charge-Coupled Device (CCD), Liquid Crystal Display Driver (LCDD), Radio Frequency (RF) / Wireless and Micro Electro Mechanical system (MEMS) test solutions. KYEC has over 4000 test platforms in total. KYEC provides packaging services for Ball Grid Array (BGA), Quad Flat No-Lead (QFN)/Dual Flat No-Lead (DFN), Thin Small Outline Packages (TSOP), Land grid array (LGA), Embedded Multimedia Card (eMMC) / embedded Multi Chip Package (eMCP), Memory Card/ MICRO SD Card.

Wafer probing capacity per month
500K piece
Final product test capacity per month
5 hundred millon IC
Total testers
> 4000 Sets

Overseas customers account for larger part of total revenue of KYEC group. The primary customer groups are fabless firms (more than 76%), integrated device manufacturers (IDM, approximately 22%), foundry firms (approximately 2%) and other. As the world's largest professional IC testing firm, KYEC has received certificates and orders from leading manufacturers in various markets, such as those of mobile phones, wireless communication, liquid crystal display driver ICs, graphics cards, special dynamic random access memory, NOR flash, ICs for consumer electronics, and micro electro mechanical systems. Consequently, KYEC's revenue is growing rapidly, creating new high records in corporate performance and gradually stabilizing the production line structure.

Providing clients with enormous capacity, excellent quality, fast delivery, outstanding engineering and technology support, competitive costs and prices have been the consistent focus of KYEC.

The major competitive advantages of KYEC include automated equipment, improved performance, customized testing machine components, test platform conversion and development, and commitment to continuous investment for customers. The competitiveness of KYEC is increasing and the company becomes increasingly secure over time.

Performance, innovation, excellence, and sharing are the core values of KYEC. KYEC intends to become the closest partner of upstream and downstream customers in the global semiconductor industry and establish the benchmark for the IC packaging and testing service industry globally.

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