Chinese manufacturers online

The company imported advanced production equipments and testing equipments from advanced countries such as U. S.A. , Britain , German , Swiss ,etc. It's production line includes extrusion, rolling , drawing , inner grooved tube shaping ,winding ,annealing and plastic coated tube shaping ,etc. The annual producing capacity exceeds more than 100,000 tons, including inner grooved copper tubes, LWC copper tubes, pancake copper tubes and brass tubes, among them more than 20,000 tons of environmental protection copper water pipes. The products are mainly sold to domestic famous air conditioner refrigeration enterprises , such as Haier , Media , Changhong , Gree , TCL , Glanz , Chunlan , Little Swan ,etc., and export to more than 30 countries and regions in a large amount, such as U.S.A. , Britain , Australia , Malaysia , Hong Kong ,etc.. The company has passed ISO9001: 2000 quality management system certification , ISO14001 Environment Management certification, ISO18001 occupation security and health management system certification , BSI quality management system certification, ITS quality management system certification ,etc., it is also been appraised as AAA grade credit enterprises by the bank.

Emphasizing on the technology and innovation, Gao Xin Zhangtong has jointly established the technological innovation centre with Central South University , has trained and introduced more than 400 technicians into the company. The programs of energy-efficient inner grooved copper tubes (investment amount 175 million Yuan) and environmental protection copper water pipes (investment amount 198 million Yuan) are listed in national key technology transform project supported by national debt. The programs of automobile synchronizer gear material development are listed as national industrialization of Hi-Tech material model project. The "ZHANGTONG" brand are chose as China famous brand, it is also treated as special protecting product and lay and exempt from inspection product by Jiangsu Province.