Established in 1956, famous for its excellent product quality and perfect services, TWT becomes the top 500 enterprises in China machine building industry and national level II enterprise.

In 1980, TWT cooperated with Germany Marker Company, internationally-famous valve manufacturer, to develop new product ---- butterfly valves series products, and became the first butterfly valve manufacturer in China, as well as the originator of development and manufacture of butterfly valve products in China valve industry.

In 1994 founded Sino-US Joint Venture, TWT became a large international manufacture enterprise and was awarded as the most customer preference enterprise among national large and medium cities for urban water supply in China, and the only process management excellent enterprise of the Ministry of Machine Building Industry, deputy director unit of national valve industry, and its market share ranked No. 1 in China.

In 1996, TWT conducted technical exchanges with Japan Kubota manufacturer to jointly develop new products thus improve key technical performance indexes.

At the early of 2007, TWT's American Solely Owned Holding Factory became its global main manufacture center.

At the end of the year 2008, In order to expand business in China, Common electric (Hong Kong) holdings Limited mergered TWT factory and Watts factory in Tianjin, enlarge manufacture capacity and set up valve research and development and testing center to ensure TWT company ahead in valve manufacture industry. At the same time TWT hold the value of Intelligent Valve Expert that The future is relying on quality.

As a professional manufacturer specializes in valve manufacturing development and design For 50 years, TWT creates a outstanding achievements in the fields of urban water supply and drainage, sewage treatment, seawater desalting, electric power, petroleum, chemical industry, metallurgy industry, heat supply, ships building, medicine and papermaking, etc.