Master Wu Da is the prototype. In the film, the Wu family has a big career and the young master knows everything. Pang Man, a Jingyang writer, believes that Wu Weiwen and Wu Pin are indeed officials and businessmen in real life. Wu Weiwen is a doctor with a second-class official position. He used to be the post of Houtaotai in Hubei and the magistrate in Ningwu, Shanxi. At the same time, he set up the headquarters of salt administration in Yangzhou, "Yu Longquan", and set up semicolons in various places, earning millions of silver every year, which is well known to all. Zhou Ying's husband, Wu Pin, is a senior minister, ranking first, one level higher than his father.