1. Sailing Plan is an important special aid public welfare project established by China Siyuan Engineering Foundation for Poverty Alleviation, which is independently operated by Siyuan Secondary Fund and Sina Sailing Public Welfare Fund. 2. Sina Navigation Public Welfare Fund aims to help children in remote and poor areas to increase their knowledge, broaden their horizons and enhance their sense of mission in building their hometown by donating extracurricular books, holding summer camps, organizing navigation classes and assisting outstanding teachers through the Internet platform, and finally cultivate a group of key talents who will change the future rural destiny of China.

The specific contents of the social practice activities of returning home are as follows:

1, organize students to go deep into the front-line posts of local party and government organs and institutions to undertake specific work. In particular, it has played an active role in the study and education of party history, policy propaganda and interpretation, and epidemic prevention and control.

2. Organize students to participate in the practical work of hometown enterprises through the two-way matching of college students' professional direction and enterprise post requirements. Encourage agricultural students to participate in practice in cooperatives and agricultural enterprises.