Zibo Longtai Cave Industry Technology Co., Ltd. as a long term manufacturer specializing in sodium silicate (water glass) furnace, ceramic frit furnace, glass-ceramic (aggregates) furnace, glass furnace, glass crucible furnace engineering, refractory, furnace accessory equipment, glass machinery, coal gas producer engineering, heat exchange engineering, various types of energy combustion application engineering, automatic control engineering etc, is a multiple categories and disciplinary professional high-tech company.