Found in 1992, Beijing Tong Da Hao Sen Building Materials Co., Ltd. (TDHS) has grown to become a professional manufacturer and distributor of various kinds of building materials and swimming pools. For the goal of satisfying customers with our best service, we have set up sales and services networks in Beijing, Shanghai, and Zhuhai three major cities in China. We have successfully built our strong market image through cooperating with world named brands, such as: Andersen Window; Overhead Door; GAF; Huttig; Imperial Pools; Esther Williams Pools; Lynx; RIB and A&A. Our revenue turn-over has been more than ten million US dollars. We enjoy steady market shares especially on the building materials for single houses and townhouses, also are a leader of importing innovative products for the market. In 2002, in assisting our clients to make their projects more elegant, we started