The largest fully enclosed smart air film used in the northwest region.

On July 21st, the deep foundation pit project of the Research Center for Smart Education and Digital Education of Shaanxi Normal University, undertaken by China Construction Third Bureau, was put into operation with the use of fully enclosed intelligent gas membrane. The gas membrane of the foundation pit is the largest fully enclosed intelligent gas membrane in the Northwest region, with a total length of 113 meters, a width of 96 meters, and a height of 48 meters. The membrane material has a total unfolded area of approximately 19,000 square meters, covering nearly 10,000 square meters of the foundation pit support area. After the completion of underground excavation, the total internal volume reaches 280,000 cubic meters.