From 14 to 16, Oct., 2013 2013 High-Tech & Science Expo (China Science & Technology City) was held in Mianyang City. Besides the dynamic pontoon bridge and mechanical bridge of our Company, THz high speed communication system and BeiDou Navigation Satellite System of China Academy of Engineering Physics, models of C919 and ARJ passenger plane of Commercial Aircraft Corporation of China Ltd., “Tiangong-1” experience cabin, digital family experience hall, intelligence robust, 3D printing technology, 4G communication technology and other high-end products appeared publicly in the Expo. Innovation and mixing of products for military and civil purposes are highlights of the Expo.