Shijiazhuang Guoyao Electronic Science And Technology Co.,
[ Manufacturer ]Main business are Inversion power source, Controlling power supply, Case, Machine case.
Hebei Huaheng Communication Technology Co., Ltd.
[ Manufacturer Trader ]Main business are High-frquency switching power supply, Switchboard.
Shijiazhuang Tonghe Electronic Co., Ltd.
[ Manufacturer Trader ]Main business are Electrical source
Beijing Xinlilong Communication Technology Co., Ltd. Shijia
[ Manufacturer Trader ]Main business are Power source, Power equipment, Environment centralized monitoring system