According to Sohu official website's inquiry, every institution should change the contents of health education bulletin boards 1 time at least every two months, and there should be no less than two bulletin boards in township hospitals (community health service centers), no less than 1 bulletin boards in village clinics and community health service stations, and the area of each bulletin board should be no less than 2 square meters. The publicity column is set in the obvious position of the institution outdoor, health education room, waiting room, infusion room or toll hall.