1, Baidu searches "Management Information System of National Natural Science Foundation" and clicks to enter official website. Note that the government website must have ". gov”。

2. After entering the management information system of the National Natural Science Foundation, click "Project Search" in the upper right corner.

3. Select "Funding Category" in the project retrieval interface.

4. Select "Approval Year" in the project retrieval interface and click "Query" to query the projects that have been applied for in the past few years.