Adopts industry-leading process engineering & casting equipment: full automatic wax-making line with cooling function; 25 degrees Celsius homothermal waxmould workshop; tunnel gas furnace for baking shell mould; ceramic pipe for sand casting, advanced modified-sodium-silicate, organic ester & self-hardening molding, and full automatic line, which enable no-casting-box molding & reduce human factors interference, temperature-equalizing baking for surface-dry, and casting sand can be regenerated & reused with saving cost environmental protection; all automatic control heat treatment furnace;