Advantage: 1, Nice looking ,fashion design, rigorous structures and clear lines; 2. Corrosion-proof, soaked in 2% Hydrocloric acid for 24 hours and does not alter is composition; 3, Sound- absorbability 4. Environmental--friendly, doesn't alter its composition, durable and recycle. 5, Fireproof 6, Easy installation Description: Materials: High quality 1100 aluminum alloy Width: 50mm>W>30mm Heigth: 100mm , 150mm, 200mm, 300mm Thickness:0.6---1.5mm Finishing: Powder coating, available for all colors except metallic color Recommend applying in : 1,Supermarket, marketplace 2,Underground, air port, bus station 3,Hall, corridor and toilet 4,Hotel, restaurant, kitchen 5,School, office, meeting room ,hospital etc