1. A positioning and inspecting system comprising: a stage for holding a transparent substrate with at least one terminal, wherein the stage including a transparent work area; a first moving device for moving the stage; a probe disposed above the stage for contacting one of the terminals of the transparent substrate, wherein the probe is movable in a vertical direction relative to the stage; a tester for receiving a signal from one of the terminals of the transparent substrate via the probe; an image sensing device disposed in an opposite side to the probe with respect to the stage; an image display device for displaying an image picked up by the image sensing device; and a second moving device for moving the image sensing device.