This system uses rails, machine heads, hangers, and various shaped lifting straps to drive up and down or forward and backward movement using motors. Can assist therapists in weight loss walking training for patients with limb dysfunction, and can also be used in conjunction with various devices to provide support and protection to patients during the training process, avoiding falls; It can also assist medical staff in transferring patients with functional disorders between different devices, greatly improving the comfort and safety of the patient's transfer process and avoiding secondary injuries during transportation.