Belong to. Theme education belongs to a form of party building activities. Theme education means that the Party organization guides the cadres in party member and the masses in party member to think deeply, study deeply and practice deeply according to the needs of the situation and tasks inside and outside the Party, aiming at the common problems and puzzles of the cadres in party member and the masses in party member, so as to promote Party building and the development of the Party's cause. The purpose of theme education is to strengthen the party spirit concept of cadres in party member and the masses in party member, and improve the theoretical level and political literacy of cadres in party member.