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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.

2007: 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 .