The 3.9-meter-high windows of antique buildings are generally 700mm to 750mm in size. Generally speaking, the width of the window should be half of the width of the room, and the height of the window should be determined according to the height of the house.

Most antique building doors and windows use aluminum alloy antique doors and windows, while aluminum alloy antique doors and windows combines pure Chinese charm with contemporary home spirit, capturing light as picturesque as a frame, just like natural carving, showing elegance between square inches.