1996: Shanghai SGR Heavy Industry Machinery Co.,Ltd was founded in 1996 and its’ predecessor is Shanghai Great Wall Reducer Co.,Ltd located in JiaDing District ,Shanghai City, China.

2000, With New century coming , SGR take steps in technical support , prodcue machine included four shaft linkage inspection machine etc.


SGR banner

After 11 years of vigorous development , in 2007, we moved to Jinshan industrial zone ,Shanghai City,China. till then, the company covered an area of 15000 m2 ground, 10000 m2 building

2008: we started the export business of gearboxes, due to reliable quality and perfect after-sales services, SGR brand was well-received by overseas customers, our gear reducer products sold well in Southeast Asian ,European ,American markets .

2009: SGR branded planetary gear reducer has won hornor of “Science and Technology Advancement Prize”awarded by the National Speed Reducer & Variator Industry Association in 2009.

2011: by assessing high-tech enterprises, selecting more professional ,more proficient and more high-tech enterprises .

2012: SGR was awarded the first batch of Hi-tech achievement transformation project certificated in Shanghai in 2012

From 2012: we had continue participated in Shanghai PTC ASIA and BAUMA exhibition, SGR gearbox became increasingly influential at home and abroad. More and more customers could recognize us .It was a golden opportunity to make friends with customers worldwide.

2016: SGR have developed 7 series gearbox and more than 1000 different models of gearboxes and gear motors . we believe you can find a best solution in SGR .



SGR continue to expand market , at the same time,  company new office build up for company develope better, we believe tomorrow will be better.