Silicon Integrated Systems is an Hsinchu-based company founded in 1987.
Silicon Integrated Systems (SiS) is a company located in Hsinchu, Taiwan. Founded on January 1, 1987, SiS is a joint-stock company that operates under United Microelectronics Corporation (UMC) as its parent organization. The company is a part of UMC's strategic investment ecosystem, with investment by Wuyuan Capital. Holding 52 patents, SiS is engaged in the development of integrated circuits and other technologies.