Shenzhen SED Industry Co., Ltd. was found in 1993, which is the listed member corporation of Shenzhen Stock Exchange of China.

SED group is a national-owned and large-scale group enterprise, and owns many subsidiary companies, factories, manufacturing bases and partner which deal with many industry fields, the staff is over 8000, the yearly turnover is over1000 million of US dollar, the honesty level is AAA class in China.