Jinan Jing Heng Electronics (Group) Co., Ltd. is a comprehensive and diversified group of companies, founded in October 1997. The leading industries of the company are the R & D and production of Schottky diodes, bidirectional trigger diodes( DIAC), fast recovery rectifier diodes, LEDs, lead frames and switching power supplies etc. In the DIAC and Schottky chips production and package area, it has many independent intellectual property rights and core technologies.