1. Merchants will intervene: set up massage chairs in commercial places, such as shopping malls, cinemas, gyms, etc. If the massage chair is occupied for a long time without paying, the merchant will send staff to remind you to pay or give up your seat.
2. Affect others' use: If you occupy the massage chair without paying for a long time, it will affect the use of other customers and reduce the turnover rate of the massage chair.
3. Massage chair is a kind of chair that massages by mechanical rolling force and mechanical force extrusion. It is mainly composed of seat, backrest, armrest, pedal, controller, massage ball and airbag. According to the principle of ergonomics and massage demand, the massage chair simulates traditional massage methods such as massage, kneading, vibration and flapping to achieve the effect of relieving muscle fatigue and relaxing body and mind.