This product has been tested by the national authoritative department and obtained a patent. Its core component is nano-silver, which has antibacterial, anti-inflammatory and antiviral effects. In addition, the conditioning card also has the functions of radiation protection and fatigue resistance. By aiming at the corresponding acupoints, the corresponding organs are conditioned by magnetic therapy and drug therapy. Hertz nano-conditioning card has been filed with the State Administration of Medical Products and is considered as a safe and effective product.