A flexible display module middle frame is provided. The flexible display module middle frame includes: a first frame, configured to connect with a first non-bending area of a flexible display module; a second frame, configured to connect with a second non-bending area of the flexible display module; a bending structure connected to the first frame and the second frame and configured to control the first frame and the second frame to rotate relative to each other; and a first sliding connection frame connected to a side of the first frame away from the second frame, a second sliding connection frame connected to a side of the second frame away from the first frame.