Vanguard International Semiconductor Corporation

Founded in 1994 in Hsinchu Science Park, Vanguard International Semiconductor Corporation operates as a specialty integrated circuit foundry, combining process development, wafer manufacturing and design support for semiconductor customers. Its process portfolio spans high voltage and ultra high voltage technologies, BCD, silicon on insulator, discrete, logic, mixed signal, analog, high precision analog, embedded memory and MEMS. The company also develops silicon IP, including standard cell libraries, SRAM, programmable memory, electrical fuse and power phantom cell technologies, alongside nonvolatile flash IP development. Engineering services encompass IP libraries, ESD, layout, photomask solutions, process design kits, SPICE models and CAD tool management.

The company operates five 8 inch fabrication facilities in Hsinchu and Singapore, with monthly capacity of about 286,000 wafers in 2025, and employs more than 7,000 people. A joint venture with NXP Semiconductors, VSMC, is developing a 12 inch fabrication facility in Singapore, with initial production planned for 2027. VIS maintains sales operations in Taiwan and representation across major integrated circuit clusters internationally. Its Total Quality Assurance framework covers design, vendor, manufacturing and service quality, supported by ISO 9001 certification since 1996, IATF 16949 certification since 2018, ISO 26262 functional safety certification since 2019, and QC 080000 certification for hazardous substance process management since 2007.