• Li Deyin, Chen Sitan – Yang Style 88 Form Taijiquan Part 13

• Li Deyin, Chen Sitan – Yang Style 88 Form Taijiquan Part 14

Chen Sitan (陈思坦, 1967 – ) was born in Fujian Province, China. Chen was 2-time Taijiquan Champion at the World Wushu Championship, he has also won a gold metal in Taijiquan at the 11th Asian Games. Over the years, Chen Sitan has won 32 gold metals in total at both national and international level Taijiquan competitions. Chen is the executive director of the Wushu Association of Fujian Province.

Li Deyin (李德印, 1938 – ), form Heibei Province, was born in a martial arts family. Li trained martial arts at very young age, under the supervision of his grandfather Li Yulin (李玉琳, 1885 – 1965, student of Li Cunyi, Sun Lutang, Yang Chengfu and Li Jinglin) and his uncle Li Tianji (李天骥, 1914 – 1996). Li Deyin has participated in the composition works of 42-Form-Taijiquan, 48-Form-Taijiquan, Competitive Taijiquan Routine and Competitive Taiji Sword Routine.