Taiwan Mask Corporation engages in the research, development, manufacturing, and sales of photomasks and integrated circuits for the semiconductor industry. The company also provides technology assistance, consultation, inspection, repair, and maintenance services for masks and circuits; foundry services; and packaging and testing services. In addition, it manufactures and sells medical equipment; and distributes electronic materials and precision equipment, as well as engages in retail and wholesale of medical equipment. The company has operations in Taiwan, Asia, the Americas, and internationally. Taiwan Mask Corporation was incorporated in 1988 and is headquartered in Hsinchu City, Taiwan.