Square ceilings series: 1) plain square ceilings, 2)down-level ceilings, 3)combination ceilings, 4)perforated ceilings; Characteristics 1) regulated shape, 2) beauty, elegance, 3) widen vision, 4) easy installation 5) easy cleaning. Applications: widelyused for office, shopping mall, conference room, laboratory and exhibition hall. Features: Square ceiling series can be classified as Visible frame type square ceiling and Invisible frame type square ceiling. Through special chromising on the surface, the square ceiling can be colored by spraying powder or polyester coating, so that it can meet different decoration requirments. Square ceiling tiles are equipped with special clipper built suspended assistant carrier, and integral special suspending parts with main carrier, which is easy to assemble. SIZE: 300*300mm, 400*400mm, 500*500mm, 600*600mm, 300*600mm,300*1200mm, 600*1200mm Base material: Aluminum alloy, the grade of aluminum alloy can be selected according to the actual requirements. Surface veneer: Powder coating (ordinary powder, polyester), rolling, laminating, metal anode oxidation treatment. Can be pore panel or punching panel according to the actual requirments.