He is an internationally renowned health care scientist, medical scientist, martial artist and calligrapher, and his name is Xuan. My grandfather is a folk Chinese medicine practitioner, my grandfather is a martial artist, and my father (Xuan Zhongzi) is a Taoist in Laoshan. I have been taught by my family since I was a child. I am familiar with the four books and five classics and learn the secrets of Chinese medicine, health care, Taoism and martial arts. Teaching in universities and working in scientific research institutions for decades. He has published more than ten books in the United States, Japan, China, Hongkong, Taiwan Province Province and mainland China. /kloc-settled in Hong Kong in the early 1980s, and successively went to the United States, Canada, Britain, Germany, Japan, South Korea, Singapore and other countries as well as Taiwan Province Province and Hong Kong to teach Chinese medicine, martial arts and philosophy, which was well received.