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Zhejiang Great Electrical Co。, Ltd (GRT) 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 certificates of CQC, VDE, UL and ROHS, etc. Furthermore, GRT attended Conference of Technical specifications of components - Part eighth, used in electrical energy meters of National Grid Corp standard. Also, it is one of the drafters of “latching relay used in electrical energy meter” of Standardization Technical Committee of National Electrical Instrument.

Latching relays are widely used in all kinds of application areas of smart meter, smart home, load control, synchronous switch, electrical leakage protector, etc.

 GRT has a long-term partnership with foreign customers from Denmark, Japan, Korea, Spain, etc, and sets many independent automated production lines。 GRT actively participates in the development of global smart grids of China, Denmark, Spain, etc。 and is recognized by international famous electricity meter manufacturers and have a long-term collaboration。


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