Introduction to Yangko: Jidong Yangko (Hebei) can be roughly divided into roles such as Niu (girl), Chou, son, and Laohui. Except for Laohui (a shrewd middle-aged woman) who holds a mallet, the others are all He dances with a folding fan, has comprehensive performance skills, and is unique in character creation. Among them, Chou's performance is the most outstanding. He is an honest, amiable, humorous and optimistic image of a farmer. Coupled with the close cooperation of the suona, he often plays a humanoid voice to enhance the performance, making the audience laugh.