• Seamless Pipe Companies: Tianjin Steel Pipe, Baosteel, Ansteel, Baogang, 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 Shares
• Welded Pipe Companies: Baoji Petroleum Steel Pipe, Zhujiang Steel Pipe, Jinzhou Pipeline, Yulong Shares, Youfa Steel Pipe, Jinghua Innovation Group, Handan Zhengda Pipe Making, Tianjin Youfa, Zhejiang Jinzhou, Panyu Zhujiang Steel Pipe
• Stainless Steel Pipe Companies: Tai Steel Stainless, Jiuli Special Materials, Wujin Stainless, Yongxing Special Steel, Huadi Steel Industry, Qingshan Steel Pipe, Zhejiang Zhongwu, Jiangsu Yinhuán, Bao Yin Company
• Pipe Fittings and Flange Companies: Cangzhou Mingzhu, Hebei Canghai, Hebei Hengtong, Jiangsu Huayi, Zhejiang Zhida, Shandong Lianchuang, Jiangsu Xingyang, Zhejiang Guobang
• Valve and Pipeline Connection Companies: Suzhou Nuowei, Zhejiang Dun’an, Jiangsu Shentong, Zhonghe Technology, Shanghai Kaiwei Xi, Bertley Valves, Liangjing Valves, Chouda Valves
• Tube Processing Equipment Companies: China Academy of Heavy Machinery, Taiyuan Heavy Industry, Northern Heavy Industry, Shanghai Heavy Machinery Factory, Jiangyin Sanzhi, Zhangjiagang Bonded Zone, Zhejiang Jinmaixun, Jiangsu Huawei
• Testing Equipment Companies: Meitai Testing, Aolong X-ray, Dandong Huari, Dandong Aolong, Shenzhen Huace, Beijing Shidai Zhi Feng
• Pipeline Anti-Corrosion and Construction Companies: Keshun Shares, Dongfang Yuhong, Shandong Hongtai, Jiangsu Subote
• International Brands: Vallourec, Tenaris, Nippon Steel & Sumitomo Metal Corporation, JFE Steel, Ouganglian, Sandvik, SKF, Bentler

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

Pipe Equipment:Welded pipe production lines, stainless steel welded pipe production lines, cold‑bending forming welded pipe production lines, high‑frequency welded pipe production lines, hot‑dip galvanizing lines, shear‑and‑weld machines, spiral welded pipe production lines, large‑diameter straight‑seam submerged arc welded pipe production lines, and other complete sets of equipment; seamless steel pipe production lines, three‑roller pipe production lines, five‑roller cold‑rolled pipe production lines, periodic rolling pipe production lines, steel pipe straightening machines, piercing machines, continuous rolling units, continuous rolled pipe production lines, two‑roller cold‑rolled pipe production lines, cold‑drawing machines, automatic rolling pipe production lines, top‑push pipe production lines, steel pipe extrusion units, tension‑reduction diameter reduction machines, and other processing equipment for refining steel pipes

Pipe Fittings:Various steel, stainless steel, carbon steel, alloy steel fittings (elbows, tees, crosses, reducers, bends, composite fittings, end caps, pipe caps, pipe accessories, flanged fittings, valves, clamps, pipe joint connectors, metal hoses, corrugated pipes, shock absorbers, etc.); cast iron pipe fittings, malleable iron pipe fittings