Beijing JIAYU Door, Window and Curtain Wall Joint-Stock Co., Ltd. is principally engaged in the research, development, design, manufacture, processing, installation and services of energy-saving doors, windows and curtain walls. The Company primarily provides energy-saving doors and windows, including inwards opening, inwards opening and top-hinged, folding and sliding, sliding and top-hinged, outward opening, outward top-hinged and center pivot window series, among others, as well as construction curtain walls, including unit-attached and frame-supported curtain walls. Its products are applied in the construction of large-scale city public buildings and residential buildings, office buildings, hotels, sports stadiums, airports, stations, exhibition centers, shopping malls and hospitals, among others.