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Year of 2001
Suzhou Douson Taiping Co., Ltd. and Douson USA were established, to engage in the OEM business and sales business of fluid pressure control parts respectively.
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Year of 2005
Suzhou Douson passed API 6D certification and develop pipeline valve production and sales business.
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Year of 2006
"Suzhou Baoforging Co., Ltd." (forging and heat treatment base) was established to comprehensively undertake internal and external forging business, providing a reliable guarantee for the supply of raw materials;
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Year of 2006
Suzhou Douson Valve Co., Ltd. (machining, assembly, inspection and test base) was established, and the manufacturing capacity of pipeline valves was greatly improved.
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Year of 2008
Passed API 6A certification, develop the production and sales of wellhead equipment and Christmas tree;
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Year of 2008
Obtained CAMERON supplier qualification.
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Year of 2009
Began to make a comprehensive transformation, entered the OBM business field, and began to shift from the OEM of parts to the self-developed complete machine market.
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Year of 2011
Obtained the qualification of CNOOC material supplier and provided complete sets of equipment such as offshore platform drilling manifold;
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Year of 2011
R&D, manufacturing and sales of subsea spherical flange connectors.
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Year of 2012
Entered the American shale gas fracturing market, and supplied fracturing gate valves, desanders, etc. in bulk.
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Year of 2014
R&D, manufacturing and sales of single barrel double well horizontal wellhead and Christmas trees.
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Year of 2015
The manufacturing base of Suzhou Douson Yangcheng Lake Branch was officially opened;
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Year of 2015
Douson shares were successfully listed on the Shanghai Stock Exchange.
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Year of 2016
Entered Canada shell wellhead and Christmas tree market;
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Year of 2016
Began to provide complete sets of manifold equipment for China's shale gas fracturing market.
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Year of 2017
Explored the Southeast Asian market and provide complete sets of wellhead and Christmas trees to Indonesian customers.
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Year of 2018
R&D, manufacturing and sales of large diameter single channel upper well manifolds (universal joint) for fracturing.
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Year of 2019
“Douson Vietnam Wellhead Equipment Co., Ltd” was established and put into production.
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Year of 2021
Entering Changqing Oilfield, Changqing Oilfield cooperates with Total to develop Sulige South Block and complete sets of wellhead Christmas tree equipment shall be supplied.