We operate with values of "being credible, pragmatic, progressive, and ambitious". In market competition, we have won customers&＃039; favor thanks to our excellent products and perfect service. Zhejiang Nanhua Steel Tube Manufacture Co., Ltd, founded in 1994, is located in Wenzhou, China&＃039;s vital economic city. After endeavor of nearly twenty years, we have integrated production, sale and scientific research. We mainly produce series pipes&tubes and pipe fittings, under brand name "ZHE GANG", including seamless steel pipe, welded pipe, round steel, flange, elbow, corrugated pipe, etc, These products are popularly used in petrol industry, chemical, pharmaceutical, environmental protection, food, water conservancy, shipbuilding, automobile, aerospace, pressure vessels, mechanical processing industries, etc. They are highly praised by users. 　　To guarantee quality, we have brought the spectrometer, X-ray detector, wall thickness detector, eddy current detector, ultrasonic flaw detector, as well as chemical analysis and production testing equipment from Germany. We strictly implement ISO9001:2000 in production and testing. We now have 188 employees including 58 engineers and technicians. We are qualified in design, development and scientific research.