Hiseco announced that its subsidiary, Shenyang Hiseco Pharmaceutical Co., Ltd., recently received the "Notice of Approval of Supplementary Drug Application" from the National Medical Products Administration (NMPA). The application for Propofol Injection (Sishuning) meets the relevant drug registration requirements and approves the dosage and usage for the induction and maintenance of general anesthesia in children and adolescents. The safety information in the package insert has been revised.