Name: Chengde Stadium 

Detail:Chengde City Olympic sports center stadium construction area of 16700 square meters, can accommodate 6000 spectators, including a fixed seating 4000, seating 2000, stands under the local business with real, no basement. Stand part of the project for the reinforced concrete frame structure roof is a steel truss structure, span of 108.4 meters, the main truss and the concrete column by finished ball hinge support and diameter of 700 mm spherical joints. The whole roof is oval shaped.