Zhongyuan pipeline manufacturing limited. (original Hebei Zhongyuan pipe manufacturing limited.) is located Yu Hebei salt City South industrial zone,, accounted for to area 545,000 square, area 210,000 square, assets total 1.1 billion yuan, employees 1100 people, has advanced of spiral sewing duplex buried arc welding pipe line 12 article, ERW hot pipe line 4 article, oil casing line 2 article, φ 219-φ 1829mm three layer structure poly olefin (PE And the PP) coating production line one; φ 508-3,620mm epoxy inside and outside coating production line article. standards of physico-chemical laboratories and advanced testing equipment is the reliable guarantee of the quality of the product. the main products are φ 219-3620mm, 5-25.4mm wall thickness, steel grade for B-X80 of spiral seam double submerged-arc welded pipe, PHI 89-630mm, hot-rolled 4-12.7mm wall thickness ERW pipe and 139.7-339.72mm (5-1/2 ″ ~13-3/8 ″), steel grade of the 1th, 2nd section, 3rd group of casing. the companies perform API Spec, 5L, 5-b, EN10217, AWWA C200, GB/T9711-2011, GB/T3091, and GB/T23257 (antiseptic), the GB/T18593 (antiseptic), the SY/T0315 (antiseptic), the SY/T0447 (antiseptic), the SY/T0457 (antiseptic), the SY/T0413 (preservative), DIN30670 (preservative), AWWA C210 (corrosion protection) standards.

the company's production capacity of 1.2 million tons of annual steel pipe, pipe 1.6 million square meters. the products are now covering all provinces, municipalities and autonomous regions and exported to Venezuela, and Iran, and India, and Chile, and Spain, and Canada and the Netherlands, and Peru, and Italy, Saudi Arabia and other countries and regions.

since 2000, the company has passed ISO9001 international quality management system certification, the United States Petroleum Institute API Spec, 5L, 5B, product certification, ISO14001 international environmental management system certification and GB/T28001 occupational health and safety management system certification, the EU safety certification of boiler and pressure vessel (PED), And get the special equipment manufacturing license (pressure pipeline) certification and license, in May 2011, China Petroleum the Corporation supplies of natural gas suppliers. the company is "national standardization administration AAAA level good standardization enterprise", "China National Petroleum and Petro-chemical equipment industry association top 50 enterprises", "environmental protection advanced enterprise of Hebei province", "hundred private enterprise of Hebei province", "Hebei province contracts and keep promise in enterprises" and "ABC, associated press AAA grade credit enterprise". the product was awarded "famous product of Hebei province", "Hebei province", "Hebei province high-tech products." "the world" trademark by the State administration for industry and commerce in early 2010 as "famous trademark of China".