About Us

1.Our History
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. Successively obtaining Zhejiang 

science and technology enterprise, Jiaxing new and high technology enterprise, Jiashan technology R&D center, 

consecution three year acquire the top three Jiashan industrial value per acre.

2.Our Factory

GRT is located in Jiashan County, it takes only 20 minutes from high-speed rail station and 1 hour to drive from shanghai.

As a global supplier in the latching relay, manganin shunt and current transformer, GRT is to create added value 

for customers around the world. GRT has a new factory of 12,000 square meters, currently has 500 skilled employees. 

Both management officials and technical people have many years experience in the production and management of latching 

relays, shunt resistors and current transformers.

3.Our Product
GRT Products includes the following:
1, Latching relay
2, Manganin shunt
3, Current transformer
As a global supplier in the latching relay,manganin shunt and current transformer,GRT is to create added value for 

customers around the world.

4.Product Application
Latching relay,Manganin shunt and Current transformer are used widely,such as smart meter,Electric remote control 

and Electrical leakage protector . 

5.Our Certificate
GRT passed ISO9001-2008, ISO14001: 2004 and OHSAS18001:2007. The main products attain certifications of CQC, VDE, 

UL and ROHS. Since its establishment in 2003, GRT has possessed of many latching relay utility-model patents, and also it is 

one of the drafters of "latching relay used in electrical energy meter" of Standardization Technical Committee of National 

Electrical Instrument.

6.Production Equipment
GRT accumulates many years of experience in long-term cooperation with foreign customers, with independent automatic 

equipment and production lines, is making unremitting efforts to move toward the international high-end market, 

enjoying great popularity in the industry's influence, in the household names of the same industry. GRT is equipped 

with comprehensive, high precision inspection and testing equipment, such as CMM (Coordinate Measuring Machine), 

10000V dielectric strength tester, relay integrated tester, temperature rise tester, life tester, pulse current test equipment, 

products RoHS detector.

7.Production Market
There are more than 30 series of products, and the annual production capacity reaches to 15 million pieces. Currently, 

products have been sold well throughout the country, and countries and regions of southeast Asia, Europe, and Africa. 

GRT ranks as the first class in Chinese same industry on comprehensive development strength and sales. 

8.Our service
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.