Ningguo Jinhong Wear Resistant Materials Co., Ltd. is a professional manufacturer and exporter that is concerned with the design, development and production of High Chromium Casting Grinding Balls, Low Chromium Casting Balls and steel casting, we have registered capital of RMB15000000 ,capital assets of RMB60000000and passed by the ISO9001:2008 international quality management system certificate,and ISO14001:2004inernational environmental management system certificate. The company owes advanced equipment, such as automatic temperature control equipment and computer harden, automation harden...