Retired party branches are not one of the classifications of party branches, but it is customary to call party branches where retired party members are concentrated as retired party branches. The classification of party branches is not clearly defined, but judging from the design of intra-party statistical reports, they can be roughly divided into village (community) party branches, party branches of government agencies and public institutions, party branches of state-owned enterprises, party branches of non-public economic organizations and social organizations, and central government party branches. Primary school party branch, etc.