Zhenhao energy health-preserving instrument is designed by Zhenhao Group according to the principle of high voltage negative electrode health-preserving method. It is a high-tech crystallization integrating the principles of rehabilitation medicine, electronic medicine, biomedicine and traditional Chinese medicine. It uses negative potential mechanism, air ion flow mechanism, low potential mechanism, negative ion and ozone mechanism and co-frequency resonance mechanism to act on human body, and has excellent fitness and physical therapy effects.