Jiangyin Changjiang Oil Special Pipe Manufacture Co., Ltd. was invested and co-established by Jiangyin City Seamless Steel Tube Factory and Hongkong Changhong International Investment Limited in 2005. The registered capital was 18 million US *s and the total investment was 44 million US *s, specializing in producing petroleum drill pipe, casing, tubing and line pipe. Changjiang has an annual output of 24, 000 tons of drill pipes, 450, 000 tons of casings, tubings and line pipes. Changjiang is a manufacturer certified by API Spec 5DP, API Spec Q1, ISO 9001:2000, ISO/TS 29001, API 5CT, ISO 9001:2008 and API 5L. If any of these items be of interest to you, please contact me at ***** We will be happy to give you a quotation upon receipt of your detailed requirements. Best regards.
