Shanghai Teyi Valve Manufacturing Co., Ltd has been dedicated to the research and production of fluid process control for many years. Our company is 23,000 square feet in size with more than 350 employees, and has also been certified of ISO9001, ISO140001, ISO18001, TS, AP16D, CE, etc. Our main products come in various sizes and pressure levels which include gate valve, globe valve, ball valve, butterfly valve, check valve, regulating valve, instrument valve, etc. Our products are manufactured in compliance with GB, JB, DIN, API, JIS, ANSI, NF, BS,, etc and they are made of stainless steel, carbon steel, alloy steel as well as other specialized materials.