This application relates to the field of communication technologies and discloses a communication method and apparatus. The method includes: a target primary base station receives measurement information of at least one cell from a source primary base station, and sends secondary base station addition request information to a target secondary base station after a terminal device is handed over from the source primary base station to the target primary base station, where the target secondary base station is selected, based on the measurement information of the at least one cell, from a base station to which the at least one cell belongs.