These three central enterprises play an important role in the pharmaceutical industry, with extensive business layout and rich experience. China Pharmaceutical Group Co., Ltd. is one of the largest pharmaceutical central enterprises in China, with several subsidiaries and branches, covering pharmaceutical manufacturing, circulation, retail and other fields. China Resources Pharmaceutical Group Co., Ltd. is a comprehensive pharmaceutical enterprise, covering pharmaceutical, medical equipment, medical services and other fields. Sinopharm Holding Group Co., Ltd. is one of the largest drug circulation enterprises in China, with extensive sales network and supply chain system. These three central enterprises play an important role in leading and promoting the pharmaceutical industry and are of great significance to the development of the domestic pharmaceutical industry.