The present invention discloses a flexible display screen and a display device. The flexible display screen includes: a flexible display panel, a first flexible electromagnetic shielding layer and a bottom film disposed in that order on a side, opposite to a light-emitting side, of the flexible display panel; the organic electroluminescent flexible display panel has a bending area, and the bending area is provided with signal lines; the flexible display screen further includes: a second flexible electromagnetic shielding layer disposed on a light-emitting side of the flexible display panel and covering the signal lines, and a colloidal insulating layer covering the second flexible electromagnetic shielding layer; and the materials of the first flexible electromagnetic shielding layer and the second flexible electromagnetic shielding layer are both conductive materials with fluidity.