The massage chair uses mechanical rolling force and mechanical force extrusion to massage. Manual massage can dredge meridians, make blood circulate and maintain the balance of yin and yang in the body. Therefore, massage can relax muscles, make joints flexible, make people feel refreshed and eliminate fatigue, which plays an important role in ensuring health. For people who sit, work and study for a long time, massage can make blood circulation smooth, improve backache and prevent diseases, improve sleep quality, relieve general fatigue, improve posture and exercise health.