Top ten glass door and window brands: 1. Aowei Doors and Windows 2. Fuxuan 3. Midea Choice, 4. Angel 5. New Hausen 6. Red Oak, 7. Xinhongshun 8. Galvez 9. Beautiful Home Delivery, 10. Qibang.

Doors and windows are divided into enclosure components or partition components according to their locations. There are different design requirements for thermal insulation, heat insulation, sound insulation, waterproofing, fire protection and other functions. New requirements are energy saving. , the heat lost through gaps in doors and windows in cold areas accounts for about 25% of the total heating heat consumption. The requirements for airtightness of doors and windows are an important part of energy-saving design. Doors and windows are important components of the building envelope system.