A display panel, characterized in comprising: a flexible substrate comprising a bending area and a first substrate area and a second substrate area respectively disposed on two sides of the bending area, wherein the first substrate area, the second substrate area and the bending area are integrally formed; a display area disposed in the first substrate area and comprises a plurality of sub-pixels and a fingerprint sensing area, the fingerprint sensing area comprising a photic hole and light emitting units; a fingerprint imaging area disposed in the second substrate area, the fingerprint imaging area comprising a photoelectric conversion unit while comprising no light emitting unit, wherein in a case where the bending area is in a bent sate, the fingerprint imaging area is aligned with the fingerprint sensing area, and the fingerprint imaging area is configured to receive an optical signal emitted by the light emitting units, reflected by a fingerprint and passing through the photic hole, and convert the optical signal to an electrical signal; and a fingerprint recognition circuit connected to the fingerprint sensing area and configured to generate a corresponding fingerprint image signal based on the electrical signal output by the fingerprint imaging area, wherein the photic hole comprises a transparent area distributed around a periphery of an area where the sub-pixels are disposed in the display area, and the photic hole is formed between the light emitting units, and wherein the light emitting unit and the photoelectric conversion unit are formed on a same surface of the flexible substrate, such that the optical signal emitted by the light emitting units is directly incident to the fingerprint and is reflected, then passes the flexible substrate through the photic hole, and then passes through the flexible substrate in the fingerprint imaging area and incident to the photoelectric conversion unit. a flexible substrate comprising a bending area and a first substrate area and a second substrate area respectively disposed on two sides of the bending area, wherein the first substrate area, the second substrate area and the bending area are integrally formed; a display area disposed in the first substrate area and comprises a plurality of sub-pixels and a fingerprint sensing area, the fingerprint sensing area comprising a photic hole and light emitting units; a fingerprint imaging area disposed in the second substrate area, the fingerprint imaging area comprising a photoelectric conversion unit while comprising no light emitting unit, wherein in a case where the bending area is in a bent sate, the fingerprint imaging area is aligned with the fingerprint sensing area, and the fingerprint imaging area is configured to receive an optical signal emitted by the light emitting units, reflected by a fingerprint and passing through the photic hole, and convert the optical signal to an electrical signal; and a fingerprint recognition circuit connected to the fingerprint sensing area and configured to generate a corresponding fingerprint image signal based on the electrical signal output by the fingerprint imaging area, wherein the photic hole comprises a transparent area distributed around a periphery of an area where the sub-pixels are disposed in the display area, and the photic hole is formed between the light emitting units, and wherein the light emitting unit and the photoelectric conversion unit are formed on a same surface of the flexible substrate, such that the optical signal emitted by the light emitting units is directly incident to the fingerprint and is reflected, then passes the flexible substrate through the photic hole, and then passes through the flexible substrate in the fingerprint imaging area and incident to the photoelectric conversion unit.