Zhangjiagang Dingyin Pipe-Making Co., Ltd. is specialized in producing stainless steel seamless pipes, cold-drawn and cold-rolled precision pipes, high-pressure oil pipes, black phosphated pipes, air conditioning pipes, galvanized pipes, cold-drawn welded pipes and other seamless pipes & tubes. Our company is located in Changdai Industrial Park, Jingang Town, Zhangjiagang City, near Zhangjiagang Free Trade Zone - the only functional inland port in China.



Our company has been approved by ISO9001 Quality System and has obtained the license for making steel tubes for boilers...