... panel, tile, door, window, frames and lines, decorative materials, ceiling, roman pillar, lamp plate, furniture and so on.Quality: ISO9001:2008, with ... research base 4. Including 20 senior engineers, 30 engineers, technicians 50. Research and development company with straw, straw, sawdust and other ... a tube threaded installation of the lightweight hollow-shaped wall. Ceiling Medallion