Shutters, blinds made oblique lattice window lattice, the horizontal direction can not see inside and outside, Tongchuan blinds, only to see the available slant to see. In ancient times, people make wooden window frames, it is mainly used to achieve the purpose of ventilation and air circulation, aluminum blinds, shutters and modern times through various improvements, has set a number of functions in one, for a variety of buildings. Shutters, blinds, hot dipped galvanized steel louvers fence with hard material solderless assembly is simple, better than common iron products rust. Tongchuan shutters | West 安巨海 building materials | aluminum shutters provided by the West Building Materials Co. 安巨海. Tongchuan shutters | West 安巨海 building materials | aluminum blinds are 安巨海 West Building Materials Co., Ltd. (www.xahulan.com) this year introduced a new upgrade, the above picture is for reference only, please call the telephone or pictures on this page, for the latest Information, Contact: Zhou Pei.