We are a hi-tech enterprise engaged in the design, development, production and sales of latching relays, current transformers and manganin shunts with super good services, which can be especially used in KWH meter, energy meter and other electronic products. We have a senior engineer team with excellent experience of 15 years in this field, an excellent management team, well-trained staff, advanced production & testing equipment, and a perfect quality management system, which ensures our ...