Purpose/Significance To investigate and analyze the current situation of data security in the national medical industry, and to provide suggestions for data security construction for regulatory authorities, hospital informatization practitioners and hospital informatization manufacturers. Method/Process A survey and research on medical industry data security is conducted for the heads of hospital information technology departments and relevant management personnel in data security construction and maintenance nationwide. The content includes understanding of laws and regulations, as well as the current situation, existing problems, system functions, and hierarchical evaluation of hospital data security construction, in order to analyze the current situation of data security in the national medical industry. Result/Conclusion The awareness of data compliance in hospitals across the country has significantly strengthened, and the vast majority of hospitals have a certain level of data security technology support capabilities. However, there are still many shortcomings in data security and personal information protection.