• Youfa Steel Pipe Group – Major Chinese steel pipe manufacturer producing Q235 hot dip galvanized iron pipes ranging from 89mm to 200mm diameter. Suitable for gas, fluid, oil, structural, and drill pipe applications. Features ERW (Electric Resistance Welded) technology, ±1% precision tolerance, CE and CPR certified. Available with customizable wall thickness (3.5-12mm) and processing services including punching, cutting, welding, and bending. Website: Contact via industry channels -7

  • Baosteel Group – Leading steel producer manufacturing high-quality drill pipes for oil and gas industry. Website: http://www.baosteel.com

  • Tianjin Pipe Corporation – Specializes in seamless steel pipes for drilling applications. Website: http://www.tpco.com.cn

  • Wuxi Seamless Steel Pipe – Produces drill pipes for oilfield and geological exploration. Website: http://www.wuxipipe.com

  • Shandong Molong Petroleum Machinery – Manufacturer of drill pipes and petroleum equipment. Website: http://www.molonggroup.com

  • Hengyang Valin Steel Tube – Specializes in seamless steel tubes for drilling applications. Website: http://www.hysteeltube.com

  • Jiangsu Changbao Steel Tube – Produces steel pipes for oil and gas drilling. Website: http://www.changbaosteel.com

  • Anhui Tianguang Drill Pipe – Specializes in geological drill pipes and mining tools. Website: http://www.tianguangdrill.com

  • Sichuan Chuanguang Drill Pipe – Manufacturer of drill pipes for petroleum industry. Website: http://www.chuanguangdrill.com

  • Hebei Bohai Seamless Steel Pipe – Produces drill pipes for water well drilling applications. Website: http://www.bohaisp.com