The training period of nurses in endoscopy room is generally 3 months. During this period, nurses will receive theoretical study and learn the basic knowledge and techniques of endoscopic operation. They will also carry out clinical practice and improve their skills and experience by participating in the real endoscopic examination and treatment process. They will also carry out animal or model simulation training to familiarize themselves with endoscopic equipment and operation steps through simulation operation. They will also learn patient management, including how to communicate with patients and assist doctors to complete endoscopy. Through these trainings, nurses in the endoscopy room can master the necessary skills and knowledge within three months and become qualified nurses in the endoscopy room.