Tianshui Changcheng Electrical Instrument Co., Ltd.

[ Manufacturer ]Main business are Direct current electrical instrument, Digital instrument, Automatic meter and control device, Electric control cabinet, Electric apparatus for machine tool

Nanjing Changjiang Radio Factory

[ Manufacturer ]Main business are Stabilized voltage supply, Full automatic AC stabilized voltage supply, Voltage proof testing meter, High-frequency Q-value measuring meter, Tax-control fueling machine.

Yunnan Nantian Electronic Information Industry Holding Co.,

[ Manufacturer Trader ]Main business are Electronic product, Utility software.

Wenzhou Huazhong Meter Co., Ltd.

[ Manufacturer ]Main business are LED product

Wuxi Water Meter Co., Ltd.

[ Manufacturer Trader ]Main business are Water meter

Jinhua Huasang Machinery Electronics Co., Ltd.

[ Manufacturer Trader ]Main business are Auto accessories

Haifeng Zhonglian Electronic Factory

[ Manufacturer ]Main business are Electronic product.

Wuxi Zhenhua Apparatus & Instrument Factory

[ Manufacturer ]Main business are Thermotechnical automatic instrument, Wind pressure measurement equipment

Changchun Optical-electromechanical Institute Digital Engin

[ Manufacturer ]Main business are Grating line displacement sensor

Shanghai Pingxin Electromechanical Co., Ltd.

[ Manufacturer ]Main business are Magnetic bar, Digital display meter, Magnetic force measuring system, Multi-axle controller, Three-coordinate measurer, Beeline motor.