United Microelectronics Corp. is engaged in the semiconductor foundry company which provides IC fabrication services, focusing on logic and various technologies to serve all major sectors of the electronics industry. It offers complementary metal-oxide semiconductor logic wafers, mixed signal wafers, radio frequency complementary metal-oxide semiconductor wafers, embedded memory products, high voltage integrated circuits, and complementary metal-oxide semiconductor image sensors. The company was founded on May 22, 1980 and is headquartered in Hsinchu, Taiwan.