According to Tumbling Oncology website, the initiator of domestic supervision training system is an anesthesiologist named Liu Jin. From 65438 to 0993, Liu Jin successively served as director of anesthesiology department and director of cardiopulmonary bypass research room in Beijing Fuwai Hospital, and listed "promoting standardized training of residents in China" as a major goal in life. Liu Jin, who is only 37 years old, was promoted to the position of chief physician of Fuwai Hospital, and began to implement the standardized training system for residents here.