Established in 1993, Guanfa Valve Manufacture Co., Ltd. is specialized China cobra pipe manufacturer and distributor of valves, hoses, tubes and pipes. Our oem cobra pipes are suitable for acid, alkali, water, steam, seawater, coal gas and natural gas. They are widely used in petroleum, chemical, paper making, fertilizer, brewing and metallurgy. The use of specialized software of Pro/E and CAD has shorted the P&D and trial manufacture cycle, and greatly improved the service life and dependability of products. Our high-quality products have been exported to the North Amercia, UK, USA, Germany, Italy, India, France, Australia, Japan. |