Mr. Chen Xulu is a famous historian. In the long road of history, he explores a way of thinking, keeps a speculative attitude, and focus on the research of modern history. He was absorbed in the research of modern history from multi-level and in perspective, and gains a great achievement. The thesis emphasizes Mr. Chen’s exploration of the history, the views about modern history of staging, the clues and problems of fixed number of years. It uses metabolism proposition to analyze the neoteric social history and to do the research on modern people to explain the author’s understanding to Chen Xulu’s view on modern history.