The company's subject technology has patent protection, and its main market is currently in Europe, with further development in the international market. A robot company for early exercise rehabilitation of critically ill patients has developed a robot for early exercise rehabilitation of critically ill patients. The robot combines the patient's ICU bed with auxiliary leg exercise therapy, and adapts step by step motion according to the patient's own abilities. It can be digitally managed and monitored throughout the entire process to prevent negative effects caused by inability to exercise or insufficient exercise for critically ill patients, And significantly reduce the number of required caregivers.