Shenzhen SED Industry Co., Ltd. is principally engaged in the manufacture and sale of electronic components and devices, electronic equipment, communications products, as well as the development and leasing of real estate. The Company's electronic components products include direct current (DC)-alternating current (AC) power supplies, (AC-DC) power supplies and light emitting diode (LED) supplies. As of December 31, 2009, the Company had eight major subsidiaries and associates.