Zheng Hu, born in a family of martial arts, has been practicing martial arts with his elders since he was a child. His uncle, uncle, and father are all martial arts masters. Teacher Zheng Hu has been devoted to studying internal martial arts. He is the inheritor of the three major internal martial arts, Tai Chi, Xingyiquan, and Baguazhang. In 2014, he represented the Jiangsu Traditional Martial Arts Team in the 6th World Traditional Martial Arts Championship and won the Tai Chi gold medal. In 2023, he won the Tai Chi gold medal again at the 9th World Traditional Martial Arts Championship. Teacher Zheng Hu is currently the director of Nanjing Haisen Guoshu Museum, the president of Nanjing Zhenwu Martial Arts Association, and a health-preserving exercise coach for many banks, schools and other units. His students include many university teachers, doctors, graduate students, physical education teachers and other highly educated talents. Teacher Zheng Hu is committed to integrating internal martial arts with traditional Chinese medicine, sports rehabilitation, Taoist Dandao and other exercises, and combining the concepts of the Book of Changes and the Five Elements. He has extracted the essence and summarized the exercises and training methods that can nourish the internal qi and improve the health level. The purpose of practicing is to nourish the internal qi and improve the spirit and immunity, and the effect is obvious. His students are all over the country and the feedback is good. Teacher Zheng Hu not only has a profound foundation in martial arts, but also has in-depth, scientific and pragmatic research on qigong. He is a rare teacher of internal health-preserving exercises.