The invention relates to a remote control perspective positioning instrument, which is provided with a remote control device and a marking device, wherein the marking device is provided with a base or a framework, the base or the framework is provided with a transverse electrical movement mechanism, a transverse line, a longitudinal electrical movement mechanism, a longitudinal line, a remote control receiving module, a control main board and a power source, the transverse electrical movement mechanism is provided with a laser lamp of which the downward irradiating surface is on the same plane with the transverse line, the longitudinal electrical movement mechanism is provided with a laser lamp of which the downward irradiating surface is on the same plane with the longitudinal line, the input end of the control main board is connected with the remote control receiving module, and the output control end of the control main board is respectively connected with a motor of the transverse electrical movement mechanism and a motor of the longitudinal electrical movement mechanism. An operator can remotely control the movements of the transverse line and the longitudinal line in an operation room, the crossing point is coincided with a target point on an X image, then an X-ray transmitter is closed, and the position of target point is indicated and marked by a laser line on the skin surface of a patient.