Nanjing Zhongling Titanium Tube Manufacturing Co., Ltd. Is a manufacturer professional in R&D, producing minor-caliber tubes, thin-wall titanium tubes, high-efficiency heat-changing titanium tubes. Zhongling has founded ISO9001:2008 and ROHS certification. Zhongling equips high-precision tube-rolling equipment, and complete intact test, mechanics-capability chemical analyse test equipment. Now Zhongling now produces 1000 tons ( 6 million meters) seamless titanium tubes every year. Customers from China and abroad are warmly welcome to inquire information for products and visit us!