Zhao lei is a seasoned nurse in emergency medicine, member of the first Youth Committee of the Nursing Branch of the Chinese National Health Association, emergency medicinenurse of the Beijing Nursing Society, registered international advanced vocational trainer (CISPL). Obtained the certificate of advanced evidence-based nursing in the United States and the certificate of hospital management (intermediate) in the medical professional and technical qualifications of Shanghai. Engaged in nursing practicefor more than a decade, worked successively in the ICU, CCU and emergency department of Grade-A tertiary hospitals, proficient in various emergency rescue skills and pre-hospital emergency rescue skills, with rich clinical experience in monitoring and managing critically ill patients, especially in emergency treatment of cardiovascular diseases. From 2016 to 2020, she was responsible for nursing training and education,and operation of the AHA BLS training center. Joiningthe AHA BLS instructor team in 2018, she is good at teaching while respecting student uniqueness, especially in the teaching of CPR and emergency rescue. She isable to incorporate her experience inclinical emergency rescue to the training process and has accumulated richexperience intraining and teaching.Shehas completed more than 60 emergency training courses, with more than 1,000 trainees.