Prokin Easy is a distinctive balance training and evaluation system. It consists of high resolution of load sensors and balance platform combined with trunk sensor to provide a real-time biofeedback on user movement (C.o.P) and the trunk movement (inclination) during training and game exercise. It is able to measure and analyze the C.o.P for better understanding of the user's strength and weakness, which is helpful for therapist to formulate a customized training programs for the user. It improves balance, endurance and mobility of the user, eliminate the compensation movement during training.