Legal analysis: the banner slogan of the party congress can be written by studying the four histories or other slogans and slogans close to the line, principles and policies of the CPC Central Committee, combined with the purpose of the party congress.

Legal basis: Article 12 of the Constitution of the Producer Party of China, the Party's central and local committees at all levels hold representative meetings when necessary to discuss and decide on major issues that need to be resolved in time. The number of deputies to the congress and the method for their formation shall be decided by the committee that convened the congress.