Passive Training: Passive training is suitable for early rehabilitation training for users without muscle strength.

Assisted Training: Assisted training helps the users with very little residual muscle strength to build up strength, coordination and motor activity.

Active Training: Active training depends on the users’muscle strength to set the resistance to achieve users’muscle strength and endurance training.

Constant Speed Training: Constant speed training, the resistance is always balanced with the load, to achieve coordination of limbs training on both sides.