The project is located in Binhai County, Yancheng City, Jiangsu Province. The structural form is as follows: the lower part is composed of concrete drilled pile and pier foundation, and the upper part is composed of steel structure grid structure; The grid structure adopts a three center cylindrical surface grid structure, with bolted ball nodes, a building area of 56000 square meters, and a total steel consumption of approximately 3300 tons. It is a key supporting and regulating power supply project planned and constructed during the 14th Five Year Plan period in Jiangsu Province.