''hua-dong'' Institute Of E. M. I

[ Manufacturer Trader ]Main business are Optical fiber communication instrument

Liuzhou Dadi Communication Equipment Co., Ltd.

[ Manufacturer ]Main business are Communication detecting instruments.

Hongkong Anritsu Co., Ltd. Beijing Representative Office

[ Trader ]Main business are Moveable communication product

Sichuan Top Digital Equipment Co., Ltd.

[ Manufacturer ]Main business are Data collection card

Beijing Wangfang Communication Technology Co., Ltd.

[ Trader ]Main business are Communication instrument, Meter.