Wu Dalang, a fictional character in Water Margin, has no prototype. Wu is the boss, and his name is Wu Dalang. He is from Qinghe County, Hebei Province. My parents died when I was very young, and I tried to raise my brother Song Wu. Marry Pan Jinlian by selling sesame cakes.

Shi Naian is a new figure derived from the story of Song Wu and Song Wu's fight against tigers described in The Unknown Story of Da Song in Yuan Dynasty and Thirty-six Zans published by Song Jiang.

Wu Dalang ending:

Wu Dalang, an honest producer. No one in Shili Baxiang has heard that this short man has offended anyone, only that he worked hard to earn money to support his family in the first half of his life, not only brought up his younger brother, but also married a beautiful daughter-in-law, which is a model of a good man. An accident happened to befall a good man. First he was cuckolded, then he was murdered by an adulterer and adulterer, and he died.

The above contents refer to Baidu Encyclopedia-Wu Dalang.