How much does a Shanghai Guanrui high potential therapy machine cost? What is the effect of some?

19800 yuan, improve blood circulation. Shanghai Guanrui Medical Electronics Co., Ltd. is a company dedicated to the research and development, production and sales of medical equipment, was founded in 2003, the treatment machine is a medical device, with the promotion of blood circulation, assisting in the treatment of high blood pressure and other efficacy, the treatment machine by the Shanghai Guanrui Medical Electronics Co.