SAFETY BELT ADJUSTING STRUCTURE, AND CHILD SAFETY SEAT

A seatbelt adjusting structure, a child carrier comprising the seat belt adjusting structure, and a child safety seat. The seat belt adjusting structure is suitable for adjusting the position of a seatbelt of the child carrier corresponding to the shoulder of a child, the seatbelt adjusting structure comprises a supporting member movably arranged on the child carrier, the supporting member is provided with a plurality of rows of adjusting parts which are arranged at different heights and are used for accommodating the seat belt, and the position of the seat belt corresponding to the shoulder of the child is adjusted by means of the movement of the supporting member in combination with the cooperation between the seat belt and the adjusting parts arranged at different heights. An opening part used for adjusting the seat belt can be further formed on the supporting member.