Qingdao haichen inte'l expo. co.,ltd.

we are Qingdao Haichen International Expo. Co., Ltd. in China who is a professional exhibition organizer. 1. the 3rd China Qingdao International Building Energy saving & Renewable Energy Utilization Fair 2.the 5th China Qingdao International Construction & Decoration Materials Exposition Date:Oct.27-29,2009 Venue: Qingdao International Convention Center, China the 4th China Qingdao International Stone Products & Machinery Exhibition July 16-19,2010 Qingdao Int'l Convention Center