Science Achievement & Certificate

In 2007, large high-pressure flexible rubber joints, won the Henan Science and Technology Agency awarded the "Certificate of scientific and technological achievements." Changmao company to obtain this certificate for many years unremitting efforts in the field of rubber joints sector, the strength show, is a symbol of technology, We will provide you with high quality rubber joint products, and perfect after-sales service for you !
Issue Date :APR 2nd ,2007

Certificate of Scientific and technological achievements
Registered NO.:9412007Y0455
Examined and verified "KDF-DN3000 large high-pressure flexible rubber joints," was recognized as the results of science and technology of Henan Province, special permits issued this

Company name:Henan Changmao Yuanyi Valve Co.,ltd.
Goverment Bureau:Henan province Science agency
Issued Data:APR 2ND,2007

Picture as follow: