A display panel comprising a pixel driving circuit, wherein the pixel driving circuit comprises a driving transistor, a first switch, a second switch, a third switch, a fifth switch, a first capacitor, a charge-voltage terminal (n), an initial-voltage-signal terminal (VINI), a data-voltage-signal terminal (VDATA), a driving-voltage-signal terminal (OVDD), a sixth switch, a light-emitting diode, and a negative voltage-signal terminal (OVSS); wherein the driving transistor comprises a gate terminal (g), a source terminal (s), and a drain terminal (d); wherein the source terminal (s) is respectively connected with the driving-voltage-signal terminal (OVDD) and the charge-voltage terminal (n) via the first switch and the second switch, the charge-voltage terminal (n) is connected with the data-voltage-signal terminal (VDATA) via the third switch, and the gate terminal (g) is connected with the drain terminal (d) via the fifth switch; wherein the first capacitor is connected between the gate terminal (g) and the charge-voltage terminal (n); wherein the light-emitting diode comprises a positive terminal and a negative terminal, the sixth switch is connected between the drain terminal (d) and the positive terminal to control on/off of the current flowing in the driving transistor and the light-emitting diode, the negative terminal is connected with the negative voltage-signal terminal (OVSS); wherein the pixel driving circuit further comprises a fourth switch and a second capacitor, the gate terminal (g) is connected with the initial-voltage-signal terminal (VINI) via the fourth switch, and the second capacitor is connected between the gate terminal (g) and a ground terminal; wherein the display panel is configured to drive said pixel driving circuit in a reset phase, by turning on the third switch and the fourth switch and turning off the first switch, the second switch, the fifth switch, and the sixth switch so as to apply an initial voltage (Vini) at the gate terminal (g) and apply a data voltage (Vdata) at the charge-voltage terminal (n), in a storage phase, by turning on the second switch, the third switch and the fifth switch and turning off the first switch, the fourth switch and the sixth switch so as to apply the data voltage (Vdata) at the charge-voltage terminal (n) and at the source terminal, and so that the gate terminal (g) is charged by the data voltage (Vdata) until a potential difference between the source terminal (s) and the gate terminal (g) is Vth, the Vth is the threshold voltage of the driving transistor, and the Vth is stored in the first capacitor, and a potential of the gate terminal (g) is stored in the second capacitor, in a lighting phase, by turning on the first switch, the second switch, and the sixth switch and turning off the third switch, the fourth switch, and the fifth switch so as to connect the source terminal and the charge-voltage terminal to the positive voltage-signal terminal and so that a stable driving current independent from the threshold voltage is flowed by the driving transistor through the light emitting diode. wherein the source terminal (s) is respectively connected with the driving-voltage-signal terminal (OVDD) and the charge-voltage terminal (n) via the first switch and the second switch, the charge-voltage terminal (n) is connected with the data-voltage-signal terminal (VDATA) via the third switch, and the gate terminal (g) is connected with the drain terminal (d) via the fifth switch; wherein the first capacitor is connected between the gate terminal (g) and the charge-voltage terminal (n); wherein the light-emitting diode comprises a positive terminal and a negative terminal, the sixth switch is connected between the drain terminal (d) and the positive terminal to control on/off of the current flowing in the driving transistor and the light-emitting diode, the negative terminal is connected with the negative voltage-signal terminal (OVSS); wherein the pixel driving circuit further comprises a fourth switch and a second capacitor, the gate terminal (g) is connected with the initial-voltage-signal terminal (VINI) via the fourth switch, and the second capacitor is connected between the gate terminal (g) and a ground terminal; wherein the display panel is configured to drive said pixel driving circuit in a reset phase, by turning on the third switch and the fourth switch and turning off the first switch, the second switch, the fifth switch, and the sixth switch so as to apply an initial voltage (Vini) at the gate terminal (g) and apply a data voltage (Vdata) at the charge-voltage terminal (n), in a storage phase, by turning on the second switch, the third switch and the fifth switch and turning off the first switch, the fourth switch and the sixth switch so as to apply the data voltage (Vdata) at the charge-voltage terminal (n) and at the source terminal, and so that the gate terminal (g) is charged by the data voltage (Vdata) until a potential difference between the source terminal (s) and the gate terminal (g) is Vth, the Vth is the threshold voltage of the driving transistor, and the Vth is stored in the first capacitor, and a potential of the gate terminal (g) is stored in the second capacitor, in a lighting phase, by turning on the first switch, the second switch, and the sixth switch and turning off the third switch, the fourth switch, and the fifth switch so as to connect the source terminal and the charge-voltage terminal to the positive voltage-signal terminal and so that a stable driving current independent from the threshold voltage is flowed by the driving transistor through the light emitting diode.