... 2005, after National key enterprises China National Erzhong Group, China National Yizhong Group, Taizhong, Shenzhong, it designed and manufactured on ... 1350mm Continuous Casting Crystallizer vibrostand for Panzhihua Steel & Iron (Group) Works. From 2001 to 2006, Lida company successively ... applied to the large castings production of National Erzhong Group Company. They have now passed the appraisal of ...