• Seamless Pipe Manufacturers: Tianjin Steel Pipe, Baosteel Co., Ltd., Ansteel Co., Ltd., Baotou Steel Co., Ltd., Hengyang Valin Steel Pipe, Jiangsu Chengde Steel Pipe, Shandong Molong, Zhongyuan Special Steel, Daye Special Steel, Pangang Group, Tai Steel Stainless, Jiuli Special Materials, Wujin Stainless, Changbao Co., Ltd.
• Welded Pipe Manufacturers: Baoji Petroleum Steel Pipe, Zhujiang Steel Pipe, Jinzhou Pipeline, Yulong Co., Ltd., Youfa Steel Pipe, Jinghua Innovation Group, Handan Zhengda Pipe Manufacturing, Tianjin Youfa, Zhejiang Jinzhou, Panyu Zhujiang Steel Pipe
• Stainless Steel Pipe Manufacturers: Tai Steel Stainless, Jiuli Special Materials, Wujin Stainless, Yongxing Special Steel, Huadi Steel Industry, Qingshan Steel Pipe, Zhejiang Zhongwu, Jiangsu Yinhuán, Baoyin Company
• Pipe Fittings and Flange Manufacturers: Cangzhou Mingzhu, Hebei Canghai, Hebei Hengtong, Jiangsu Huayi, Zhejiang Zhida, Shandong Lianchuang, Jiangsu Xingyang, Zhejiang Guobang
• Valves and Pipeline Connections: Suzhou Newway, Zhejiang Dun’an, Jiangsu Shentong, China Nuclear Technology, Shanghai Kaiwei Xi, Bertley Valves, Liangjing Valves, Chaoda Valves
• Pipe Processing Equipment Manufacturers: China National Heavy Machinery Research Institute, Taiyuan Heavy Industry, Northern Heavy Industry, Shanghai Heavy Machinery Factory, Jiangyin Sanzhi, Zhangjiagang Free Trade Zone, Zhejiang Jinmasun, Jiangsu Huawei
• Testing Equipment Manufacturers: Meitai Testing, Aolong Radiography, Dandong Huari, Dandong Aolong, Shenzhen Huace, Beijing Shidai Zhifeng
• Pipeline Anti-Corrosion and Construction Services: Keshun Co., Ltd., Oriental Rainbow, Shandong Hongtai, Jiangsu Subote
• International Brands: Vallourec, Tenaris, Nippon Steel & Sumitomo Metal, JFE Steel, Voestalpine, Sandvik, SKF, Benteler

Pipe Products:Special steels, stainless steels, carbon steels—seamless steel pipes of various diameters, copper pipes, aluminum pipes, welded pipes, as well as hot-rolled and cold-drawn tubes: (structural steel pipes, fluid‑transport steel pipes, low‑ and medium‑pressure boiler tubes, high‑pressure boiler tubes, high‑pressure tubes for fertilizer equipment, petroleum cracking tubes, drilling pipes, oilfield drilling pipes, marine pipes, automotive half‑shaft tubes, diesel engine high‑pressure tubes, precision steel pipes, construction steel pipes, cold‑drawn or cold‑rolled shaped steel pipes)

Pipe‑Making Equipment:Welded pipe production lines, stainless steel welded pipe lines, cold‑bending forming welded pipe lines, high‑frequency welded pipe lines, hot‑dip galvanizing lines, shear‑and‑butt welding machines, spiral welded pipe lines, and large‑diameter straight‑seam submerged‑arc welded pipe lines—along with complete sets of such equipment; seamless steel pipe lines, three‑roll pipe mills, five‑roll cold‑rolling pipe mills, periodic rolling pipe mills, steel pipe straightening machines, piercing machines, continuous rolling units, continuous rolling pipe lines, two‑roll cold‑rolling pipe mills, cold‑drawing machines, automatic pipe rolling units, push‑type pipe mills, steel pipe extrusion units, tension‑reduction and diameter‑reduction machines, and other processing equipment, as well as a full range of steel pipe finishing devices

Pipe Fittings:Various steel fittings made of stainless steel, carbon steel, and alloy steel (elbows, tees, crosses, reducers, bends, composite fittings, end caps, pipe caps, pipe accessories, flanged fittings, valves, clamps, pipe joints, metal hoses, corrugated pipes, vibration dampers, etc.); cast iron fittings; malleable iron fittings