Jinan Hengfeng electric power equipment Co., Ltd. is a well-known high-end manufacturer of electrical testing equipment ,with exclusive agents and distributors in nearly 20 countries around the world. 
We professionally engaged in R&D, manufacture and marketing of high voltage testing products. With high-quality products and good after-sales service, we have enjoyed high reputation in the domestic and foreign markets.
The main products are:
Tangent delta tester
Ground resistance tester
DC hipot tester
Insulation resistance tester
Surge arrester leakage current analyzer
Hengfeng also actively involved in the software and firmware development of China's electric power industry. Now we established close technical cooperation relations with the State Grid, Shandong HV Research Institute, Wuhan HV Research Institute, Tsing Hua University, and some others scientific research institutions .