The invention provides a plastic steel window which comprises a window frame and two layers of plastic steel glass fixed in the window frame.The two layers of plastic steel glass are arranged in parallel and form a gap.A blind window is arranged in the gap.The top of the blind window is fixed to the window frame.An electric heating device is also arranged.The electric heating device comprises a heating switch, a temperature control unit and electric heating wires.The electric heating wires are made of transparent materials and evenly arranged at the joint of the plastic steel glass and the window frame.The heating switch is installed on the window frame.A windshield wiper is also arranged.The windshield wiper is arranged on outer-layer tempered glass.The blind window is arranged in the plastic steel window, the certain space is utilized, the trouble of cleaning the blind window can be avoided, and the plastic steel window is simple in structure, convenient to use and low in manufacturing cost.