Party-mass interface is a working term of government agencies, which refers to party departments and mass organizations. Party committee office. Responsible for the daily affairs of party member. The main departments are Party Committee Office, Organization Department, Propaganda Department, United Front Work Department, Commission for Discipline Inspection and Agriculture and Industry Office.

The main organizations are Federation of Trade Unions, Communist Youth League, Women's Federation, Bureau for Letters and Calls, Federation of Literary and Art Circles, etc.