The current legal system of medical e-commerce in China consists of four parts: first, the basic legal level, which consists of the General Principles of the Civil Law of People's Republic of China (PRC) and the Criminal Law of People's Republic of China (PRC); Second, the level of economic law, including People's Republic of China (PRC) Contract Law, Measures for the Administration of Electronic Banking, Guidelines for the Safety Assessment of Electronic Banking and relevant laws and regulations on intellectual property rights. Third, e-commerce laws and regulations, including People's Republic of China (PRC) Electronic Signature Law, People's Republic of China (PRC) Computer Information System Security Protection Regulations, Electronic Authentication Service Management Measures, Information Network Communication Right Protection Regulations and Electronic Payment Guidelines (No.1); Fourth, drug laws and regulations, including the Drug Administration Law of People's Republic of China (PRC), Quality Management Standards for Drug Business, Regulations on the Supervision and Administration of Medical Devices, Measures for the Supervision and Administration of Drug E-commerce Pilot, Measures for the Administration of Internet Information Services, Interim Provisions on the Examination and Approval of Internet Drug Trading Services, relevant notices and supplementary notices, as well as regulations, management measures or notification requirements related to centralized bidding and purchasing of drugs.