- Business
- ChipMOS TECHNOLOGIES Inc. specializes in outsourced semiconductor assembly and test services, offering a comprehensive range of back-end testing and packaging solutions for integrated circuits. Its core products include back-end testing for liquid crystal display (LCD) drivers, high-density memory, mixed-signal semiconductors, multi-chip packaging, thin small-outline packages (TSOP), ball grid array (BGA) packaging, chip on film (COF), wafer bumping, wafer-level chip-size packaging, and wafer-overpackaging technologies. These products and services serve diverse applications including consumer electronics, personal computers, communications equipment, automotive, wearable devices, drones, virtual reality, and assisted reality. The company also provides turnkey solutions, leadframe-based and organic substrate-based package assembly, gold bumping services, and advanced technical support including package design, failure analysis, and reliability testing.
Founded in 1997 and headquartered in Hsinchu, Taiwan, ChipMOS operates primarily in Taiwan with facilities in Hsinchu Science Park and Southern Taiwan Science Park, servicing a global clientele including fabless semiconductor companies, integrated device manufacturers, and independent foundries. It extends operations and market presence across Asia and the Americas.
Recent major developments include a notable strategic divestment in late 2023 with the sale of a significant equity interest in Unimos Microelectronics (Shanghai). In 2024 and 2025, ChipMOS has focused on capacity expansions and technological innovation, investing over $25 million in research and development to enhance packaging solutions for high-performance memory devices, contributing to 35% of revenue from new technologies. The company reported a 22% year-over-year increase in revenue for October 2025 and continues to achieve growth in the semiconductor testing and packaging market. Its strategic focus emphasizes advanced memory and OLED driver IC testing, reliability analysis, and continued collaboration with customers to align technology roadmaps with production readiness.
Overall, ChipMOS TECHNOLOGIES maintains a strong market position as a leading provider of semiconductor testing and assembly services, leveraging advanced technology investments, global operational facilities, and a commitment to supporting the evolving needs of the semiconductor industry.
This description integrates the core products, services, geographic scope, founding details, and highlights recent financial and strategic developments up to late 2025.