Wu Xiaoguang, General Manager of Zheng An (Beijing) Medical Equipment Co., Ltd, is a famous laser medicine expert, a doctor of Tsinghua University, a senior engineer of Chinese Academy of Sciences, the director of Zheng An Laser Technology Research Institute, and the director of Cardiovascular and Cerebrovascular Propaganda Base Office of Health Care and Longevity Specialized Committee of China Gerontological Health Care Association. Dr. Wu Xiaoguang is also the only patent inventor and brand owner of "Three Highs" and "Dr. Wu" series of laser therapeutic instrument. Through years of practice and research, Dr. Wu Xiaoguang creatively put forward the revolutionary concept of painless, no side effects, low-cost extracorporeal laser irradiation, which has brought the gospel to the majority of patients with three highs.