BEIJING TENGFEI WEIYE INDUSTRIAL AND TRADING CO., LTD, a large-scale enterprise of manufacturing building materials for ceiling and partition wall material, owns its office in Nanjing, and products in Hunan, Changchun, Harbin, Beijing and Xi¡¯an. TENGFEI has passed ISO9001:2008 international quality authentication system. And mainly manufactures the following series products: high-strength, waterproof, fire-proof silicon-calcium plasterboard, aluminum alloy keel and GRC external wall material.