Investment Casting, Precision Casting, Sand Casting manufacturer / supplier in China, offering Electro-Slag Remelting Casting (ESRC) Fixed and Adjustable Guide Vane for Hydro Turbines, Electro-Slag Remelting Casting Esrc Diaphragm Pump Crankshaft, ASTM A473 S41500 Forged Wicket Gate for Francis Turbine and so on.