| Under the historical background of modern times, with the purpose of salvaging country, KangYouwei depicted an ideal blueprint for human society with a lifetime effort, that is Datong Thought. "Datong Shu" is an important manifestation of Datong Thought, and it pointed the way to achieve the society of Datong Thought.Kang Youwei based on traditional Confucianism, combined with Buddhist thought and Western thought, then he established its own unique set of ideological system, had specific ideas of Datong society. He put "Ren" as the origin of all things, he thought people should be equal, and loving each other in the humane society, public ownership society should be established, Science and technology should be developed, It should be fully affirmed the value of human.Due to the differences between Kang Youwei Datong society and the traditional Confucian Datong society, the differences are Kang Youwei who had made a further development and improvement of traditional Confucian "Ren",provided a redefinition of it. In the traditional Gongyang Three Periodas as the foundation, and carries on the transformation, put forward the way to realize the social harmony. At the same time, it also criticizes the traditional Confucian thought.Kang Youwei’s Datong thought built a harmonious society ideal blueprint, the Datong thought has a practical and theoretical significance, and the society is still enlightened with it. |