1. copper water impeller 2. 35 years casting experiences 3. CNC, all types of laths 4. OEM 5.ISO9001,export entitlement water ... high pressure die casting, low pressure die casting,copper foundry.2. Applied software for specification drawings: Pro/E, Auto CAD ... /CAM/CAE.3. Precision machining: CNC, milling machine, drilling machine, numerical lathe, all types of lathe.4. Surface finish process: ...