he Central Plains pipeline Manufacturing Co., Ltd. (formerly Hebei Zhongyuan steel pipe manufacturing Co., Ltd.) is located in South Industrial Zone in Hebei Yanshan, covers an area of 54.5 million square meters, construction area of 210000 square meters, with total assets of 11 billion yuan, 980 employees, with advanced spiral seam double submerged arc welded steel pipe production line 13, ERW steel tube rolling production line 4, oil casing production line 2, two phi 219- phi 1829mm three structure polyolefine (PE, PP) coating production lines; phi 508- phi 3620mm and epoxy coating production line two. High standards of physical and chemical laboratory and advanced testing equipment is a reliable guarantee for the quality of products. Leading products for phi 219 - Phi 3620mm, wall thickness 5-25.4mm, steel grade B-X100 spiral seam double submerged arc welded steel pipe, steel pipe anticorrosion; Phi 89 - diameter 630mm, wall thickness 4-12.7mm ERW steel tube rolling and phi 139.7 - Phi 339.72mm (5-1 / 2 "~ 13-3/8"), the steel grade for group 1, group 2 and group 3 oil casing. Company products the implementation of API Spec 5L, 5CT, 5b, EN10217, AWWA C200, GB/T9711-2011, GB / t3091 and GB/T23257 (antiseptic), GB/T18593 (antiseptic), SY/T0315 (antiseptic), SY/T0442 (antiseptic), SY/T0413 (antiseptic), SY/T0447 (antiseptic), SY/T0457 (antiseptic), din30670 (corrosion), AWWA c210 (antiseptic), CJ/T120 standards, such as.

The company's production capacity for an annual output of 1 million 200 thousand tons of steel pipe, anti-corrosion steel pipe 1 million 600 thousand square meters. Products now cover all provinces, municipalities and autonomous regions, and exported to Venezuela, Iran, India, Chile, Spain, Canada, Holland, Peru, Italy, Saudi Arabia and other countries and regions.

Since 2000 the company has passed ISO9001 international quality management system certification, the American Petroleum Institute API Spec 5L, 5CT, 5B certification, ISO14001 international environmental management system certification, GB/T28001 occupation health and safety management system certification and Chinese Petroleum Corporation (HSE) health, safety and environmental management system certification, the boiler and pressure vessel safety certification (PED), and obtained the manufacturing license of special equipment (pressure pipe) such as system certification and licensing certificate, in May 2011 to become the China Petroleum Corporation a material supplier, November 2015 "Shixing brand water epoxy powder composite pipe" in Hebei province involving domestic drinking water hygiene and safety products, health permits, December 2015 the company won the China anti-corrosion construction qualification certificate and Chinese corrosion safety certificate. The company is "National Standard Committee of management of AAAA grade standardization good behavior enterprise", "China Petroleum and Petrochemical Equipment Industry Association National Top 50 enterprise", "Hebei Province environmental protection advanced enterprise", "top 100 in Hebei Province of private enterprises", "Hebei Province, the contract and trustworthy enterprise", "the Provincial Agricultural Bank of China, the City Association AAA grade credit enterprise". Products won the "brand-name products in Hebei province", "quality products in Hebei province", "high-tech products in Hebei province".