A method for positioning a pico remote radio unit, wherein the method is applied to a system for positioning a pico remote radio unit, the system for positioning a pico remote radio unit comprises at least one pico remote radio unit, a drive test terminal, and a network management system server, and the method comprises: when the drive test terminal performs a drive test, obtaining, by the drive test terminal, drive test information that is on a terminal side and that is of a drive test event, wherein the drive test event occurs at least once; obtaining, by the network management system server, drive test information that is on a network management system side and that is of the drive test event, wherein the drive test information on the network management system side comprises a pico remote radio unit corresponding to the drive test event; obtaining, by the network management system server, a pico remote radio unit identifier based on the measurement information on the network management system side; and obtaining, by the network management system server based on the measurement information on the network management system side and the drive test information on the terminal side, pico remote radio unit position information bound to the pico remote radio unit identifier; wherein the measurement information on the terminal side comprises a measurement event identifier and the pico remote radio unit position information, and the obtaining, by the drive test terminal, drive test information that is on a terminal side and that is of a drive test event comprises: obtaining, by the drive test terminal, pico remote radio unit layout information by using a pico remote radio unit design drawing; obtaining, by the drive test terminal, the pico remote radio unit and the measurement event identifier of the drive test event; determining, by the drive test terminal, the pico remote radio unit position information based on the pico remote radio unit and the pico remote radio unit layout information; and obtaining, by the drive test terminal, the measurement information on the terminal side based on the measurement event identifier and the pico remote radio unit position information. when the drive test terminal performs a drive test, obtaining, by the drive test terminal, drive test information that is on a terminal side and that is of a drive test event, wherein the drive test event occurs at least once; obtaining, by the network management system server, drive test information that is on a network management system side and that is of the drive test event, wherein the drive test information on the network management system side comprises a pico remote radio unit corresponding to the drive test event; obtaining, by the network management system server, a pico remote radio unit identifier based on the measurement information on the network management system side; and obtaining, by the network management system server based on the measurement information on the network management system side and the drive test information on the terminal side, pico remote radio unit position information bound to the pico remote radio unit identifier; wherein the measurement information on the terminal side comprises a measurement event identifier and the pico remote radio unit position information, and the obtaining, by the drive test terminal, drive test information that is on a terminal side and that is of a drive test event comprises: obtaining, by the drive test terminal, pico remote radio unit layout information by using a pico remote radio unit design drawing; obtaining, by the drive test terminal, the pico remote radio unit and the measurement event identifier of the drive test event; determining, by the drive test terminal, the pico remote radio unit position information based on the pico remote radio unit and the pico remote radio unit layout information; and obtaining, by the drive test terminal, the measurement information on the terminal side based on the measurement event identifier and the pico remote radio unit position information. obtaining, by the drive test terminal, pico remote radio unit layout information by using a pico remote radio unit design drawing; obtaining, by the drive test terminal, the pico remote radio unit and the measurement event identifier of the drive test event; determining, by the drive test terminal, the pico remote radio unit position information based on the pico remote radio unit and the pico remote radio unit layout information; and obtaining, by the drive test terminal, the measurement information on the terminal side based on the measurement event identifier and the pico remote radio unit position information.