Learn the basic theory, line, program, experience and requirements of party constitution and the Party. According to the information of training courses for activists joining the Party, the content of centralized training is mainly to learn the basic theory, line, program, experience and requirements of party constitution and the Party. Centralized training can be conducted in flexible and diverse ways, such as centralized lectures, knowledge lectures, exchanges and discussions, advanced deeds reports, and theme activities. And centralized training cannot be replaced by decentralized self-study.