Provided by the embodiments of the present application are a signal reporting method, a terminal device, and a network device, which may improve system performance, the method comprising: a terminal device measuring N first signals to obtain a corresponding measurement result and measuring M second signals to obtain a corresponding measurement result, wherein N≥1 and M≥1; the terminal device determining a signal that needs to be reported according to the measurement result of the N first signals and the measurement result of the M second signals.