Abstract:Chinese dream is to achieve the dream of national prosperity, national rejuvenation, people’s happiness. Chinese dream realization needs the joint efforts of the Chinese people. Chinese dream is the ideal power that sons and daughters of the Chinese nation strengthen national identity, national identity is the inherent requirement of Chinese dream. Combined the present situation of china with international environment, we also need to strengthen the national identity from the four aspects, so as to promote the realization of Chinese dream.