20.PM1212S Grid with nine-angle-shape 1200L×1200W×140H mm		21.PM1212S Flat type with nine-angle-shape 1200L×1200W×140H mm		22.PM1311S grid with the shape of “川” 1300L×1100W×160H mm
	23.PM1311S grid with the shape of “田” 1300L×1100W×150H mm		24.PM1311S Flat type with nine-angle-shape 1300L×1100W×140H mm		25.PM1311S Grid with nine-angle-shape 1300L×1100W×140H mm