Insulating glass is made of two or more pieces of glass with effective support evenly separated and keep surrounding bond and seal, so that dry gas can formed between the glass layer space. Futeng Glass equipped with completed set automatic processing line of insulating glass such as Swiss Bystronic,Hanjiang, etc , which can be filled with argon on line. Futeng Glass is reliable supplier of passive house glass and other high-end building energy-saving glass.