The XLJ71 series insulated aluminum vacuum glass window independently developed by Xinliji Energy-saving Glass (Tianjin) Co., Ltd. is an energy-saving window developed to meet the latest "Energy-saving Design Standards for Residential Buildings" in Beijing. The whole window has a thickness of 71mm. Combined with composite vacuum glass, the K value of the whole window is 1.1W/(m2·K), the wind pressure resistance performance is level 9, the air tightness is level 8, and the water tightness is level 6.