The project is located in Chengdong New District of Dafeng City, where the net rack is 99 meters long and 95 meters wide with a maximum span of 81 meters. It is quadrangular pyramid bolt-sphere joints and partly welded ball joints net rack. It is supported by bottom chord multi-column, and the view plane of the structural style is elliptical; the roof is made of 65/400, 0.9mm natural color vertical lines magnesium aluminum manganese alloy composite roof panel.