ERW Steel Pipe, Line Pipe, SSAW Steel Pipe, LSAW Steel Pipe, Seamless Steel Pipe-Tianjin Huilitong

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★ONE QUALITY MANAGEMENT SYSTEM——At Huilitong, all our workshops, commercial offices, service centers and warehouses are covered by ISO 9001 certified. We also hold the most significant certifications such as API for the energy industry, the CE mark for structural applications, and certificates for specific region.


★QUALITY COVERS THE ENTIRE SUPPLY CHAIN——Quality means satisfying customers’ needs and expectations from product design to manufacturing up to delivery and related services. Quality encompasses all supply chain processes, including our providers and partners: from purchasing to product development, order processing, production planning, manufacturing, product controls, testing and qualification, storage, shipping, post-sales assistance.


★THIRD PARTY INSPECTION——Inspected by the highly reliable agencies: BV, SGS, MOODY, DNV, TUV, B.I.E, NDE, GL, SCI and many others who are regularly inspecting our finished products for their esteemed clients.