We are professional valves manufacturers and exporters in China, our main conditions are as follows: 1.Product: ball valves, gate valves, globe valves, check valves, etc. 2.Standard: API, DIN, JIS, GB. 3.Material: WCB, LCB, CF8 304, CF8M 316, CF3 304L, CF3M 316L, WC1, WC6, WC9, CN7M and so on.