The hollow glass block is sound insulated, heat insulation, waterproofing, energy enervation, and good diaphanous. It's formed by two halves of unburned bricks melt in high temperature. The decoration effect is elegant splendidly and majestic. Mainly used in office buildings, hotels, sanatoriums, stations, airports, stadiums, amusement parks, apartments, private houses which needs to beautify. It's quite popular new decoration material in the modern market.