The origin of health stone?

Developed. Health stone is a kind of health-care material tested by the R&D team of Kexian for many times, and obtained the national invention patent certificate in September of 201year, and obtained the national invention patent certificate "an artificial stone with health-care function and its preparation method". Health stone can regulate autonomic nerve, relieve mental stress, fatigue and insomnia. The health stone can release far infrared rays and negative ions for a long time, and at the same time can shield electromagnetic waves harmful to human health.