Abstract: The Communist Youth League website is an important carrier for the university to carry out ideological and political education in the virtual network society, and is also the "physical intermediary" and "cultural intermediary", through with the Communist Youth League plays the role in ideology guidance. Symbols and terminology, meaning presupposition and interpretation, discourse mode are the three basic elements of the discourse system of the Communist Youth League website. Modernity of discourse system of the website should be constructed from five aspects: first, actively respond to the needs of youth in content design; second, use visual means to release the youthful energy in the websites; third, adopt youth language to make theoretical interpretation; fourth, tell youth story with life, youth-oriented way of speaking; five, integrate the youth discourse system construction into everyday life.

Key words: university, the Communist Youth League website, youth, discourse expression system, ideology, virtual network society