Shanghai Prisemi Electronics Co.,Ltd, is a high-tech electronics enterprise dedicated to integrated circuit R&D, production and sales, located in Zhangjiang Hi-tech Park, Shanghai, China. Prisemi actively committed to high level integrated circuit technology research for many years, and the growth of scientific input has keep growing more than 70% every year. Prisemi has established the first-class laboratory in China, and undertaken a number of national research projects. In the discrete devices (TVS, MOSFET, TSS, Transistor, Diodes) and professional integrated circuit (ASIC) field, Prisemi has constructed a strategic partnership with many well-known international enterprises.