United Microelectronics Corporation, also known as UMC, is a publicly owned company headquartered in Taiwan. Founded in 1980, with an approximate employee count of 3,870, UMC reported $7.6B in revenue as of 2025. The company specializes in semiconductors, functioning as a semiconductor foundry company offering IC fabrication services, focusing on logic and various specialty technologies to serve all major sectors of the electronics industry.
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