| The emergence of the wave of globalization, not only accelerate the exchanges between different cultures of the countries in the world, and also provides greater space to the contradictions and conflicts between different cultures. With globalization, the implementation of cultural imperialism, cultural hegemony to the purposes of developing countries, developing countries cultural security is threatened, affecting the building of a harmonious world. Under such circumstances, as vulnerable in a developing nation-state, to preserve our culture of safety is a top priority at this stage of national development on the road, cultural security is an important part in the national security system, related to China nation’s future and destiny.This paper discusses the harmonious world building must establish the context of national interests for the best interests of the national cultural security concept, create the relevant national and cultural system of norms, and actively promote the protection of traditional culture and cultural creativity of the whole nation, in order to improve the level of civilization of the whole nation, and enhancecomprehensive national and cultural strength, strong national culture of security guarantees for the realization of China’s peaceful development and harmonious world. The article also discusses the challenges facing China’s cultural security from internal and external, that the internal factors affect the safety of China’s cultural backward in the cultural industries, cultural innovation is not strong, the uneven distribution of knowledge resources, traditional cultural resources are scarce. External factors affecting China’s cultural security mainly in the invasion of the dominant western culture, language and foreign educational exchange and cultural infiltration, IT, and the monopoly of the news media, these negative factors has posed a serious challenge to China’s cultural security. In response to the plight of China’s cultural security, the paper discusses the related countermeasures to safeguard China’s cultural security, efforts to build the advanced culture, carry forward the national spirit, the protection of traditional culture and the implementation of culture "going out", and enhance the cultural and industrial innovation, and develop the network IT and higher education, to establish a culture of security early warning systems and other countermeasures view, are of great significance. |