People with limb dysfunction can recover their functions to the greatest extent by using one or several instruments as an aid in rehabilitation training. At present, there are more than 100 kinds of rehabilitation training instruments in China, and there are dozens of commonly used rehabilitation training instruments. Rehabilitation training equipment can be made of metal, wood, plastic and other materials, with different varieties and uses, some of which are very simple, and can even be modified or replaced by daily necessities. According to the different purposes of rehabilitation training, it can be roughly divided into the following categories: 1. Lying and sitting training equipment: commonly used are training tables, exercise mats, balance boards, posture correction chairs, ladder chairs, rollers, wedge mats, etc. 2. Standing training equipment: commonly used are standing frame, inclined platform, ankle joint correction standing board, balance bar, drilling drum, balance board, ribs, etc. 3. Walking trainer: commonly used are balance bar, walking frame, ladder, posture mirror, multi-purpose combination box, etc. 4. Training equipment for posture correction and deformity prevention: commonly used are ribs, posture mirror, posture correction chair, ankle correction standing board, fingerboard, wedge pad, standing frame, etc. 5. Joint activity training equipment: commonly used are shoulder rotator, forearm rotator, wrist rotator, shoulder ladder, finger ladder, training table, exercise mat, gymnastics stick, roller, sanding table, ribs, suspension frame, wall stretcher, drawing trainer, power car, etc. 6. Balance and coordination trainer: commonly used are rollers, wooden nail boards, ferrules, balance bars, training tables, training balls, etc. 7. Basic movement training equipment: commonly used sports mats, training tables, supporters, training balls, rollers, etc. 8. Training AIDS: commonly used are training tables, balance bars, auxiliary training chairs, sports mats, supports, sandbags, rollers and so on. 9. Training equipment for daily life activities: commonly used comprehensive training boards with hand functions, multi-purpose combination boxes, self-help appliances for life, etc.