Recently,JLSP successfully obtained the CWB (Canadian Welding Bureau) authentication certificate, marking that the submerged-arc longitudinal welded pipe of CNPC Bohai Equipment Manufacturing Co.,Ltd. has officially obtained the pass for the North American pipeline market, and laid a solid foundation for the next step of international market development.

The CWB authentication certificate is one of the globally recognized welding quality management system certifications, which has extremely high requirements for the quality of steel pipe products, welding processes, and management levels. The acquisition of this certification marks that the product quality and management level of the company's submerged-arc longitudinal welded pipe have reached the international advanced level, and will further enhance the influence of the JLSP brand in the global steel pipe industry.