Fast-paced life, high-intensity work has caused great damage to the body of modern people, among which cervical vertebrates are one of the most common and distressing problems, and in recent years there has been a serious trend towards under-age cervical vertebrates. There are also increasing problems caused by cervical vertebrates: headaches, dizziness, loss of memory, blurred vision, ringing, hypertension, heart cramps ... Seriously affecting normal work and life. Faced with such a high profile cervical vertebrate problem, professor liu, the leader of the csrrt team, used the historical sedimentary orthodox theory in combination with modern motor mechanics, biomechanicals, human four-prong balance mechanics, which has been developed and improved over the years into a series of sleeping pillows that can solve the cervical vertebrate problem — circulatory cortex. It is based on the normal physiology of the cervical vertebrae combined with the theory of multi-generational chine...