Big bone class is the abbreviation of college students' training class. Its function is to continuously improve the ideological and political quality, policy and theoretical level, innovation ability, practical ability and organization and coordination ability of college students' backbone through effective ways such as education, training and practical exercise. Its training goal is to fulfill the fundamental duties of the Communist Youth League, improve the political quality, ideological realm, optimize the ability structure and temper the style and character according to the growth law and actual needs of college students' backbone.

Big bone class is the abbreviation of college students' training class. Its function is to continuously improve the ideological and political quality, policy and theoretical level, innovation ability, practical ability and organization and coordination ability of college students' backbone through effective ways such as education, training and practical exercise. Its training goal is to fulfill the fundamental duties of the Communist Youth League, improve the political quality, ideological realm, optimize the ability structure and temper the style and character according to the growth law and actual needs of college students' backbone.