Professor Chen Jie went to many hernia training centers in Germany, Belgium, India, the United States and other countries to study tension-free hernia repair technology and laparoscopic technology, held tension-free hernia repair lectures and surgical demonstrations in various provinces and cities across the country, held lectures on new hernia treatment in CCTV and China Education Television, held a series of lectures on new hernia treatment in china national radio and Beijing Radio Station, and held a large-scale seminar on new hernia treatment in Beijing Chaoyang Hospital.