CHINA ASCENDING PIPELINE&HARDWARD LTD is located in the industrial zone, Yanshan County, Cangzhou, Hebei, specializing in producing seamless steel pipes, galvanized steel pipes, welded steel pipes, network cabinets, steel console enclosure and pipe fittings. As a API 5L, API 5CT API Q1 certificated company, we can product strictly to API 5L, ASTM A53, ASTM A106, DIN17175, BS1387 ETC. We establish an effective complete quality control and assurance system. In 2008, our company obtained the certificate of ISO 9001 Quality System Authentification. We are equipped with sophisticated manufacturing and testing equipments, and a complete testing system has established, which includes advanced testing equipments such as X-ray detector, ultrasonic wave detector, hydrostatic tester, tension tester and metallurgical analyzer . Such equipments and technologies guarantee that the production and testing processes are up to relevant standard, the products are satisfied by the clients doubtlessly.