The development of society and the transformation of biomedical models have prompted people to pay more and more attention to their own health. In this context，how to improve the health of the people as a whole and promote the implementation of the healthy China strategy has become a new research direction for health promotion. Health literacy is an important part of health information behavior research and citizen health management practices，and is recognized as the most economical and effective strategy for maintaining the health of the whole people. Many studies have proved that the level of health literacy is directly related to health outcomes. Improving people’s health literacy is the basis for training healthy living awareness and improving healthy lifestyles，and it is also one of the important contents of building a “healthy China”. This report will systematically sort out health literacy，clarify its concept，connotation and evaluation method，and review the health literacy status of my country and Beijing，and constructively propose countermeasures and measures for specific factors in order to promote the sustainable development of public health.