Life is the basic style that human rely on survive and develop, and it is the form of expression for public fundamental interests. Max regarded‘life'as the first history activity of mankind, and further indicated that all real promote of modern time history writings was obtained when historians had been deepened from the surface of political form to the depth of social life. To be regret, either the whole understanding of world or the thinking of modernization process, people usually beat a standstill to the grand narrative which later-modernism criticized for, keeping lifestyle problems which are closely linked to everyone's survive out of their viewing field. Open history works, we can only recognize the exchange of environment, the replacement of political power, the event of institution, but people are merely existed as a huge quantity who bear common and similar destiny with little difference.20th century was the time that China experienced great transformation; it was also the century that the social lifestyle of Chinese people experienced tremendous change. Although research about Chinese social transformation in 20th century has become the vital component of china modern history and CPC's history, varies of topics which were close to our lives were not get enough attention. Such as: what kind of style public had survived and lived in? How to develop their basic necessities of life, marriage, and values? Why it occurred like that? Etc. These problems have been the vulnerable spot of the subject. While the practice of CPC was proceeding with the social development from China modern time, in order to investigate deeply---not at the surface--- about the history of China modern time and the history of CPC, we have to inspect the society they relied on and the transformation of the social lifestyle. To learn the CPC history with the beginning of communication between public lifestyle transform and social transform is not only an innovation on historical research theory, but it also makes the research more plentiful and stereoscopic.The essay combined completed research achievement, guiding with historical materialism, persisting in the principle about unity of logic and history, using the research methods of several subjects such as politics, history, sociology, economy, culturology, etc. It put the transformation--- that transformed traditional agriculture social lifestyle to the modern industrial --- to the whole process of the 100 year's social transition to grasp. It has the basic content of social lifestyle and their most outstanding section in the recent 100 years in mind, combing the process and fundamental situation of transformation, analyzing and summing up the transformation of human labor lifestyle, consumption lifestyle, marriage and family lifestyle, political lifestyle, spirit lifestyle, social communication style and so on at each history stage in recent 100 years. At the same time , the essay guiding with the Marxism social impetus theory,