The embodiments of the present disclosure disclose an ultrasound imaging method and system, the method may include transmitting a plurality of plane wave ultrasound beams to a scan target and acquiring corresponding plane wave echo signals； transmitting focused ultrasound beams to the scan target and acquiring corresponding focused beam echo signals； acquiring a plurality of velocity components of a target point in the scan target using the plane wave echo signals, and acquiring velocity vectors of the target point according to the plurality of velocity components； acquiring an ultrasound image of the scan target using the focused beam echo signals； and displaying the velocity vector and the ultrasound image.
