The national toll-free hotline is 400-628-*. After contact, you can return to the factory for maintenance. After Kexian mattress comes into contact with the human body, the human body can fully absorb or supplement the required trace elements and minerals, and produce a special "photoelectric effect" to concentrate energy storage and form an electromagnetic field, so that various physiological activities in the human body can be carried out more normally. Kexian is a medical device company integrating R&D, production and sales. Kexian mattress can present a wonderful physical phenomenon of absorbing light during the day and emitting light at night. If its light spot is aimed at a certain part of the human body, it will stimulate the meridians like acupuncture, dredge the viscera and play an obvious role in medical care. ?