The reporter got the notice from The Chamber of Commerce of Tianjin Valve Producer Meeting, Tianjin already became one of the three biggest valve product base in China. Included part of the valve products which were manufactured by the members of The Chamber of Commerce of Tianjin Valve Producer,which were sold in Europe、America、Mideastern and northeast of Asia，the estimated annual production value could reach 30 billion RMB.

It is learned that，the Chamber of Commerce of Tianjin Valve Producer belongs to the Tianjin Development and Reform Commission，which now is the first class corporate body，now the number of commission members is 430， the valves which were manufactured are 12 types、more than 4000 specifications.