You, the Second Hospital of Chaoyang District, Beijing, is the chief physician and professor. Graduated from Dalian Railway Medical College from 65438-0964. He used to be the director of surgery and the director of teaching and research section of Chaoyang Hospital affiliated to Capital Medical University. He has been engaged in the clinical work of general surgery for more than 40 years and has rich clinical experience. Mr. You, member of the Surgical Professional Committee of Beijing Branch of Chinese Medical Association, and editorial board members of many magazines such as Beijing Medical, Chinese Journal of Clinical Oncology and Rehabilitation, and Chinese Modern Surgery; Member of expert group of Shenhua Medical Association and Beijing Branch of Chinese Medical Association. Member of the Expert Group of Beijing Labor Appraisal Committee; Director of China Cancer Research Association Foundation; Member of the expert group that formulated the National Appraisal Standard for Workers' Work Injury and Disability. He has presided over and participated in the scientific research projects of the State Science and Technology Commission and the Ministry of Health for many times, and won the Beijing Science and Technology Progress Award and the national invention patent of Chinese medicine preparation for the treatment of mammary gland hyperplasia. Dozens of papers were published in China and local magazines. Exquisite medical skills and noble medical ethics, he has successively won the honorary titles of Beijing Model Worker, National Civilized Advanced Worker of Health System, Capital Labor Medal, National May 1st Labor Medal, and Beijing Excellent party member of Health System.