The invention discloses a writing board which solves the problem that mounting efficiency of the writing board is low. According to the technical scheme adopted by the invention, the key point is that the writing board comprises a body, wherein the body comprises a plurality of board bodies; a plurality of connectors are connected between every two adjacent board bodies; a placing board is connected on one board body, a fixed board is arranged on the board body in a fitted mode, a fixed slide strip is arranged in the fixed board, and a vertical slot is formed in the fixed slide strip; corresponding side surfaces of every two adjacent fixed slide strips abut against each other for connecting; each connector comprises locking parts at the two ends, and the two locking parts are in embedded connection between the two vertical slots; the upper end and the lower end of each board body, relative to the other end of the corresponding fixed slide strip, are each fixedly connected with a mounting frame with openings in two ends; and each placing plate is in sliding connection in the mounting frame at the lower end of the corresponding board body. The writing board disclosed by the invention is convenient and quick to mount, is simple in structure, is convenient to use, can greatly shorten mounting time, and improves efficiency.