As far as I know, it is really effective to keep in good health with Huazhi's life and health smart hands. It adopts a scientific way of keeping in good health, breaking the limitations of traditional keeping in good health. Massage with this UR smart arm can also relieve stress and relax while maintaining health. Its massage accuracy is very high. It is very useful to stimulate acupoints accurately with the patented technology of Huazhi 896 totem trajectory.