United Microelectronics Corporation (NYSE: UMC) is a leading global semiconductor foundry that provides wafer fabrication services to fabless design houses and integrated device manufacturers. The company specializes in manufacturing logic and mixed-signal integrated circuits using process technologies ranging from mature nodes through advanced specialty nodes. UMC’s foundry business supports a broad array of end markets, including consumer electronics, automotive, communications infrastructure and computing, offering high-volume production, reliable quality and competitive cycle times.
UMC’s product portfolio encompasses a variety of standard and specialty processes such as CMOS image sensors, radio-frequency (RF) silicon-on-insulator (SOI), power discrete and analog/mixed-signal technologies. The company also provides advanced packaging and testing solutions, including wafer bumping and system-in-package (SiP) services. These capabilities enable UMC to address evolving design requirements for low power consumption, high-frequency performance and cost-effective integration in applications ranging from Internet of Things (IoT) devices to advanced driver-assistance systems (ADAS).
Founded in 1980 and headquartered in Hsinchu, Taiwan, UMC has grown into one of the world’s largest pure-play foundries. Its global manufacturing footprint includes multiple fabs across Taiwan, mainland China and Singapore, along with customer service and sales offices in key regions such as North America, Europe and Asia. Throughout its history, UMC has maintained a strong emphasis on process innovation, capacity expansion and strategic partnerships with equipment suppliers and research institutions to enhance both performance and yield.
UMC’s executive leadership is guided by a board of directors and an experienced management team focused on operational excellence and long-term growth. The company invests significantly in research and development to advance its specialty process roadmap and support emerging technologies. Through a combination of diversified service offerings, geographic reach and a commitment to quality, UMC continues to strengthen its position as a trusted manufacturing partner for the global semiconductor ecosystem.
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