CHIPMOS TECHNOLOGIES INC

ChipMOS Technologies operates as a semiconductor assembly and testing service provider headquartered in Hsinchu, Taiwan. The company specializes in back-end semiconductor manufacturing services, including testing, assembly, bumping, and packaging solutions for integrated circuits across multiple applications. Its testing capabilities span high-density memory devices, mixed-signal semiconductors, and display driver ICs, while its assembly offerings include various package types such as small outline packages, thin small outline packages, quad flat packages, and substrate-based solutions. The company also provides advanced packaging technologies including gold bumping, metal composite bumping, copper redistribution layer processes, and copper pillar technology.

The company's operations are organized into five segments: Testing, Assembly, Display Panel Driver Semiconductor Assembly and Testing (LCDD), Bumping, and Others. Its customer base utilizes these semiconductors primarily in personal computers, communications equipment, office automation, and consumer electronics applications. The company serves markets across Taiwan, Japan, China, Singapore, and internationally, maintaining manufacturing and service capabilities to support regional demand.