Legal basis: Article 28 of the Social Insurance Law of People's Republic of China (PRC) conforms to the basic medical insurance drug list, diagnosis and treatment items, medical service facilities standards and emergency and rescue medical expenses, and shall be paid from the basic medical insurance fund in accordance with state regulations. According to the basic requirements of the payment of basic medical insurance benefits in China, the insured person must go to the medical insurance institution to reimburse the medical expenses incurred by his medical treatment, which generally meets the following conditions: the insured person must go to the designated medical institution of basic medical insurance to buy medicine, or go to the designated retail pharmacy determined by the social insurance institution with a medical prescription issued by a doctor in a designated hospital. The medical expenses incurred by the insured in the process of medical treatment must conform to the basic medical insurance drug list, diagnosis and treatment items, the scope of medical service facilities standards and payment standards, and can be paid by the basic medical insurance fund according to regulations. Among the medical expenses that the insured meets the scope of basic medical insurance payment, the part that is higher than the Qifubiaozhun of the social medical pooling fund and lower than the maximum payment limit shall be paid by the social medical pooling fund in a unified proportion.