TianJin Tanggu Valve Plant was established in 1956, specialized in producing medium and low pressure valves, it was the first domestic valve manufacturer that passed ISO9001 international quality system certificate 1993. The main products butterfly valves, gate valves, check valves, ball valves, Y-strainer and etc. in medium and low pressure rate. The valves are widely applied for water draining, power generation, petroleum, chemical industry, heat supply, metallurgy, medicine, grocery etc.