The approval number for preparations for medical institutions refers to the approval number for drugs or medical devices produced by medical institutions. According to the Drug Administration Law of the People's Republic of China*** and the State of China, the approval department for the approval number of preparations for medical institutions is the provincial drug supervision and administration department. These departments are responsible for approving the relevant applications submitted by medical institutions and assessing and supervising the quality, safety and efficacy of the drugs in accordance with the requirements of the Drug Administration Law. Through strict approval procedures and regulatory measures, they ensure that the quality and safety of the preparations of medical institutions meet the requirements of national standards and laws and regulations, and safeguard the safety and efficacy of medicines for patients.