The invention relates to the technical field of sports, and discloses a ping-pong dotting training device and a control system thereof. The ping-pong dotting training device comprises a table body, aball net, a detection mechanism and a table top control mechanism, wherein the ball net is fixedly installed in the center of the top face of the table body, a through hole is formed in the right sideof the top face of the table body, the detection mechanism and the table top control mechanism are both fixedly installed on the table body, the detection mechanism comprises a connecting plate, a sensor A, a sensor B and a sensor C, the connecting plate is in a C shape and is fixedly connected to the position, which corresponds to the ball net, of the bottom face of the table body, the top facesof the two ends of the connecting plate are located on the front side and the rear side of the table body correspondingly, and through the arrangement of the table top control mechanism, the liftingand retracting states of the movable table top have a switching function, so that during table tennis training, the effect of guiding a player to control the falling point of the table tennis is achieved, the player can judge whether the falling point of the table tennis is correct or not by judging whether the table tennis bounces on the movable table top or not, the falling point control effectis displayed more visually, and the training effect can be better improved.