How old are the students connected by video when they are moving to Shanghai?

In the process of moving to Shanghai, the students connected by video were 50 years old. According to relevant public information, in the process of moving to Shanghai, the age of online consulting students is between 45 and 55. Consultation refers to the problem that the doctor can't handle in his own department during the diagnosis and treatment of patients, and needs the assistance of other specialists, including experts from our hospital and other hospitals.