1. copper water impeller 2. 35 years casting experiences 3. CNC, all types of laths 4. OEM 5.ISO9001,export entitlement water impeller1. Copper casting, brass casting, sand casting, die casting, gravity, high pressure die casting, low pressure die casting,copper foundry.2. Applied software for specification drawings: Pro/E, Auto CAD, Solidwork, CAXA UG, CAD/CAM/CAE.3. Precision machining: CNC, ...