United Microelectronics Corporation (OTCMKTS:UMCN), commonly known as UMC, is a global semiconductor foundry headquartered in Hsinchu, Taiwan. Founded in 1980 by Robert N.C. Tsao, the company was one of the first pure-play foundries in the industry, offering manufacturing services exclusively to fabless semiconductor designers. Over its four-decade history, UMC has evolved alongside the semiconductor sector, nurturing capabilities in advanced process technologies while maintaining expertise in specialty processes for niche applications.
UMC’s core business centers on wafer fabrication services, covering a broad spectrum of process nodes from mature 0.18-micron technologies to more advanced sub-10-nanometer nodes. The company provides CMOS image sensor platforms, embedded flash, radio frequency (RF) technologies and power management solutions tailored to markets such as automotive electronics, Internet of Things (IoT), consumer devices and industrial automation. UMC’s R&D efforts focus on improving process efficiency, enhancing yield performance and developing differentiated technologies that address the growing demand for low-power, high-performance chips.
With manufacturing facilities in Taiwan, Singapore and China, UMC serves a diverse customer base spanning North America, Europe and Asia. Its global footprint includes R&D centers in Japan and sales offices in the United States, South Korea and mainland China, enabling close collaboration with leading system designers and foundry partners. The company’s commitment to quality and reliability has earned industry certifications and long-standing relationships with automotive OEMs and network equipment providers seeking robust, high-volume supply chains.
Leadership at UMC is headed by President and Chief Executive Officer Jason Wang, who oversees global operations and strategic initiatives. The company’s board includes seasoned executives and industry veterans who guide UMC’s investments in next-generation process technologies and capacity expansion. With a governance structure designed to align research and production, UMC continues to position itself as a trusted manufacturing partner for semiconductor innovators worldwide.
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