Jiangyin Unique Flange Manufacturing Co., Ltd. Established in March of 2001. As a top manufacturing company, we are specialized in the production of stainless steel, duplex stainless steel and nickel alloy flanges. We have consistently engaged in R & D and innovation in stainless steel flanges for many years, and have made remarkable achievements in our professional production of top-quality flanges. Our products are widely served for the following industries: Nuclear, Military, Oil, Natural gas, Chemical, Shipbuilding, Water treatment and many other fields.