As the founder of the Datong Tai Chi Society in Zhongshan, 77-year-old Lei Iam Cheong, a resident of Macao, comes to Sanxiang, Zhongshan City three times a week to teach Tai Chi. This has been lasting for ten years. He even has a British disciple. Sifu Lei has followed his master Ni Jianhao to participate in international martial arts exchange abroad. Let's listen to his story.