The purpose of this paper is to discuss Zhu De's thoughts and significance of maintaining the advanced nature of CPC members. The research method of this article is literature research method and the combination method of history and theory. The conclusion is that Zhu De's advanced thoughts of CPC members mainly include the starting point of keeping CPC members advanced, the requirements, the way, the purpose, and so on. The application scope is for the current CPC rectification and be of great advantage to maintain the advanced nature of CPC members. The innovation is to explain the contents of Zhu De's ideas of keeping the CPC members advanced.
Whether the CPC members are advanced is an important criterion to judge the party's legitimacy. Therefore, how to maintain the advanced nature of CPC members is a realistic problem to answering and solving by the Chinese Communist Party. As the older generation of revolutionaries, Zhu De has a profound understanding on it.