The present disclosure discloses a pixel driving circuit and a display device, wherein the circuit includes: a data writing switch (T1), a first reset switch (T2), a second reset switch (T3), a driving transistor (T4), an organic light-emitting diode OLED, and a first storage capacitor (C1) and a second storage capacitor (C2). The embodiments of the present disclosure can compensate for the drift of driving the threshold voltage of the thin film transistor to improve the display quality.