Zhejiang Great Electrical Co., Ltd is a science and technology manufacturer specialized in research, development, production and sales of latching relay, shunt resistors and current transformer.GRT passed ISO9001-2008, ISO14001: 2004 and OHSAS18001:2007. The main products attain certifications of CQC, VDE, UL and ROHS. Along with global market competition, GRT stick to "people oriented, honesty and trust" for realization of a win-win result with partners. Insisting on the management idea of "science and technical innovation, sustainable management". GRT targets bigger, better, and stronger, striving to serve the society, will spare no effect to serve the customers around the world with quick reaction mechanism, high quality products, competitive prices based on the deep understanding of the electronic energy meter industry. Welcome the customers both at home and abroad visit GRT.