Zhejiang Haiyi Valve Co., Ltd. is a professional producer of valves. If you are interested in our products, you can contact me:tanyatingting at 163 dot com. We've passed the certification of ISO9001 International Quality Management System and gained the AZ license issued by General Adiministration of Quality Supervision, Inspection and Quarantine of the ***** we have more than 60sets of precision equipment of different kinds , and various processing, inspection and testing devices for NC, physical/chemical analysis, flow detection and so on.
