Chief Physician, Doctor, Director of Emergency Department, Deputy Director of Research and Management Department Member of the Seventh Committee of Shandong Provincial Medical Association Emergency Medicine Branch Member of the Fourth Committee of Shandong Provincial Emergency Quality Control Center Member of China Medical Rescue Association Animal Injury Rescue Branch Member Director of Liaocheng City Medical Association Trauma Surgery Committee Director of Liaocheng City Medical Doctors Association Prehospital Emergency Care Committee Vice Director of the Committee