The invention relates to the technical field of child behavior monitoring, in particular to a behavior monitoring and reminding correction system for children hyperactivity disorder patients. The system comprises a correction table, a correction chair and a rewarding device and further comprises a detection reminding module, the detection reminding module is electrically connected to a central processing module, the central processing module comprises a time delay unit, the detection reminding module comprises a detection unit and a voice broadcasting unit, the voice broadcast unit is electrically connected to the central processing module, the rewarding device comprises a rewarding box, a conveying groove is formed in the rewarding box, a conveying rod is slidably arranged in the conveying groove in the vertical direction, a starting assembly is arranged in the rewarding box, candies are placed on the upper surface of the conveying rod, a discharging groove is formed above the conveying groove, one end of the discharging groove is communicated with the conveying groove, a discharging port is formed in the other end of the discharging groove, a discharging block is slidably arranged on the discharging groove in the length direction of the discharging groove, and a driving assembly is arranged on the rewarding box and connected to the starting assembly. The system can improve the hyperactivity habit of patients.