My company is Zdoon(shanghai) Building Material Co.Ltd.It is one of the main filiales of Zdoon Group,located in Jinshan district of shanghai near the hangzhou gulf and Changjiang triangle continent. It covers about 300,000 square meters and the total investment is RMB 500 millon Yuan, Its advanced equipment and technology is introduced from Switzerland,Gremany ,Italy , Japan and Taiwan. Mainly including Extrusion, Painting, Anodized ,Elecrophoresis,Polished, and its production is 40,000 tons per year ,It is one of aluminum extrusion manufactures having the huge amount of investment .most advanced machine,and high science and technology in chinese ?east at present.