The significance of maintaining cultural security is that when the negative factors that threaten culture increase, threaten the existence of national concept culture and affect the healthy development of culture, culture will be in a dangerous state. Therefore, we should look at the national cultural security from a dynamic and strategic perspective, not only based on the current danger, but also maintaining the survival safety of culture; We should also focus on the hidden factors that threaten the healthy development of culture and ensure the long-term stability of culture.