The actor who plays Wang Dagua in "Water Margin" is Liu Jie.

The author of "Water Margin" is Liu Wei, who is a member of the Chinese Writers Association and a screenwriter at the Shandong Film and Television Production Center. The play is a children's drama directed by Xu Jingbo and Shang Tielong, starring Pan Yuanjia, Liu Ting, Yang Zhipeng, Liu Jie and others. "Water Margin" premiered on CCTV. The young actors in the play all came from the Songjiang Martial Arts School in Shandong Province. They devotedly performed the growth process of the children in the martial arts school.

Plot summary:

The spirit of Water Margin has lasted for thousands of years, and the young people’s ambitions are soaring to the sky.

Gou Wa, a student of Songjiang Martial Arts School, is righteous but a little proud, Da Gua is straightforward but always wants to be clever, and Niu Niu is confident and helpful. They all have excellent grades.

Li Yang, the new martial arts coach hired by the head teacher, is very strict, so the children call him the "Living King of Hell" behind his back and make things difficult for him at every turn. Coach Li Yang used his unique teaching method to "match wits and courage" with the children, and eventually became the children's good friends and led the children to success.