Xin da ao xing metal building materials Co., Ltd is an emerging,innovative, and melt production and sales sole proprietorship company.we use imported high-quality galvanized sheet as raw materials, to produce high-quality paint keel, light steel keel, T-type keel, flat keel, concave keel, three-dimensional concave keel, T-type baking keel, aluminum ceiling keel, all kinds of batten , H type keel and accessories.The rich colors and styles suply unlimited imagination and aesthetic pleasure to the designers and users, provide the ideal product to the construction decoration, building decoration,...