Quality First is Lead Valve Co.,Ltd philosophy. Starting from material and components evaluation, Lead Valve’s Quality Control division operates a state-of-the-art laboratory where valves can be tested to satisfy is equipped to operate the following tests; just to mention few:
Cryogenic Test，Gas test，Leak test，Bend test，DPI and MPI，Fire safe test，P.A.M.I. and other material related tests

We have rich experience in production and international trade for all countries to provide quality services to customers. YuanDong Valves Group gives strict promise that we could supply client efficent and convenient service. We manufacture world class valve and own market competitive price.We finish order form on time,supply perfect service,satisfy client's require in different aspects,keep most advantage in research technology market.