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• In 1997, Tianjin Puyou Mech. & Elec. Equipment Manufacturing Co., Ltd. was founded.
• In 1999, the product " seawater submersible pump" firstly developed by the company obtained CCS (Chi
na Classification Society) certificate. The product was sold to domestic offshore oil industry, became the
first batch of products substituting for imported products in domestic, and enjoyed a certain reputation
in the CNOOC field. In 2000, the company passed the DNV (Det Norske Veritas) certification.
• In 2000, the company passed the DNV (Det Norske Veritas) certification.
• In 2003, the company purchased the land to build the plant building, test station and office building.
• In 2004, the company developed the first dredge submersible motor in domestic, thereby filling up the
blank of such product in domestic.
• In 2007, the vertical shaft fire pump developed by the company obtained FM APPROVALS certificate issued by USA Factory Mutual Research Corporation (FM), and the company became the
first one that such product was certified in Chinese manufacturer.
• In 2009, the company purchased the land twice to expand the production base and improve the capacity.
• In 2010, the company developed the first 3000kW high-power submersible motor in domestic.
• In 2014, the company passed the API ( American Petroleum Institute) SPEC Q1 certification.
• In 2016, the company was formally listed, and renamed as TIANJIN PUYOU MECH. & ELEC. EQUIPMENT CORPORATION.