Founded in the early eightieth,Zhejiang Gaodong valve Co., Ltd. is a professional forged steel and cast steel valve enterprise that gathers R&D, manufacture, sales and service as a unit. We have been always devoting ourselves to technical innovations. The production of ball valve, gate valve, check valve, globe valve, angel valve, Y-strainer etc are all strictly in accordance with GB, JB, HG, API, ANSI, DIN, JIS standard. Our customers are mainly distributed in PowerStation, petroleum, chemical, construction, irrigation works, shipping, foodstuff and pharmacy fields etc. ...