Sam is an English teacher at Witty International Kindergarten in Ninghai. He has been in China for 3 years. He likes Chinese traditional culture very much, especially the Chinese martial arts. Zhang Hexian is the eighth-generation inheritor of Zhang's martial arts and started to learn martial arts since her childhood. Well-known as "Kung Fu Nai Nai", she still practices martial arts every day although she is already 98 years old. 

Editor: Li Qiaoqiao