Legal analysis: the "one card" platform for medical treatment integrates information benefiting people, information benefiting doctors and information benefiting politics. By collecting the medical data of all public medical and health institutions in Liuyang, Liuyang Medical and Health Big Data Center will be built to realize the interconnection and information sharing between five county-level hospitals and 33 primary medical and health institutions.

Legal basis: People's Republic of China (PRC) Social Insurance Law.

Article 2 The state establishes social insurance systems such as basic old-age insurance, basic medical insurance, industrial injury insurance, unemployment insurance and maternity insurance, so as to guarantee citizens' right to receive material assistance from the state and society in accordance with the law in case of old age, illness, industrial injury, unemployment and maternity.

Twenty-sixth basic medical insurance for employees, new rural cooperative medical care and basic medical insurance for urban residents shall be implemented in accordance with state regulations.

Twenty-eighth medical expenses that meet the basic medical insurance drug list, diagnosis and treatment items, medical service facilities standards and emergency treatment and rescue shall be paid by the basic medical insurance fund in accordance with state regulations.