Shanghai Zdoon Building Material Co., Ltd is a professional manufacturer of Aluminum profile, Aluminum Windows & Doors, and Curtain walls, etc. It covers about 300,000 square meters and total investment is RMB300 million Yuan. We have 8 extrusion machines from 580tons to 2,600tons. We are the leading of this area in East China With a yearly output of 40, 000 tons aluminum profile. With a strong R&D team, ZDOON aluminum profile have passed ISO9001 international Quality System. ZDOON Aluminum Profile, meaning Good Quality and Good Service. Please see our website for more information