Hebei Huanhai Import and Export Co., Ltd. is a grouped company composed by Baoding Huazheng Electric Manufacturing Co., Ltd., Baoding Xuanzhaotong Electric Manufacturing Co., Ltd., It focuses on the R&D, Production and Sales of Electrical series and Conveyor belt products... 
HZJB-I 3 Phase Protection
Relay Protection microcomputer test device play a key role in operating electricity power systems reliably and safely. It is the testing device used in professional field of microcomputer protection, relay protection, excitation measurement, fault recorder.
» MORE
HZJQ-1B Transformer Oil B
.Store 100 experimental results, and display the currentenvironment temperature and humidity.
» MORE
