Great Wall Metals Material Co.,Ltd. is a comprehensive enterprise manufacturing, processing, agenting, saleing and exporting ferrous non-ferrous metals.Our main product including: copper cathode,copper ingot/scrap,zinc ingot,lead ...

HengJin group (holding) Co. LTD, is a professional production of Nonferrous metal large companies limited by shares. The company has set up the right market orientation and management idea, good enterprise image reputation, won general customers ...