... HSCF began to research and industrialize in 1988. From our five modern production plants in Central GANSU Province, CHINA, there ... , Solar Ingots, Specialist Castings, Metal Composites, Crystal Growing, Hard Metal Sintering, and the Heat Treat Sectors.HSCF ... Commercial Heat Treat Furnaces, Hardening, Tempering, etc.Crystal Growing Industry:Heat Insulation for Silicon, SiC, Indium Phosphide, ...