The comprehensive energy consumption of the pumping hydraulic system of the upgraded 56 meter concrete pump truck decreased by 4% year on year. Pumping control system efficiency increased by 5% ~ 8%. The vibration damping system of the arm frame reduces the vibration amplitude of the end of the arm frame by more than 0.4m. The stability error of anti - dumping system is less than 10%. The failure rate was reduced by nearly 50%. In addition, the updated product is equipped with material adaptability technology, which can effectively reduce the blocking rate of 65%.