... 1) Have two manufactories to produce excavator parts. (2) Passed ISO: 9001-2000 . (3)Wax and send casting . Excavator partsCATERPILLAR E200B, E312, E315, E320 ... 992, D4, D5, D6, D7, D8, D8K, D8L, D9.KOMATSU PC60, PC70, PC100, PC120,PC200, PC220, PC300, PC400, PC600, PC650, ... , EX200, EX210, EX240, EX300, EX330, EX450.HYUNDAI R210, R220-7,R290, R400, R450,KOBELCO SK200, SK230, SK330, SK350, VOLVO V210 ...