Recently，The Group Science and Technology Association and the Shaanxi Provincial Land Society jointly launched an event titled "A Centennial Restart，Towards high-level science and technology, self-reliance and self-reliance" 2021 "National Science Popularization Day" event。

During the event，The Group Science and Technology Association held a visit to the Key Laboratory of Degraded and Unused Land Remediation Engineering of the Ministry of Natural Resources for the 2021 undergraduate freshmen of Chang'an University in the Chanba Soil Organic Reconstruction Core Experimental Area，Through on-site science popularization、Provide consulting services and other methods to promote science knowledge related to land engineering，Received unanimous praise from students。

This event also carried out online knowledge quiz and short video contest。A total of 30 outstanding answerers were awarded，1 first prize in the selection of outstanding video works，3 second prizes，6 third prizes，Promote the spirit dafabet mobile loginof science、Popularized land engineering science and technology，Improved the scientific literacy of the majority of cadres and workers，Further transform the work experience accumulated by land engineering science and technology workers through long-term practice into popular science knowledge，Serving the public。