1. The brief introduction of our company: Yuanda Enterprise Group is a large-scale international leading enterprise group mainly engaging construction curtain wall, compositive windows & doors .Its head office is located at the base of equipment manufacture city - Shenyang. Since 1999, Yuanda Aluminum Industry has continued to rank at the top level for 8 years in China. Production and sales has continued to be at the top rank for 4 years in the world. 2. Aluminum windoor and curtain wall of following featured projects achieved by us; 1). The National stadium-- " Bird's Nest" 2008 Olympic Project ( In Beijing ) 2). Russian Federal Building project II--"Russia Mirax Plaza" ( In Russia) 3). Shanghai Aurora Building (In Shanghai) 3). Epson Innovation Center ( In Nagano-Pref, Japan) 4). COCOON Tower. ( In Shinjuku-ku Tokyo) For more information, you can see our website.