The historical prototype of Kudi glass is Kudi, the stepmother of Huayang.In the play, Kudi Liuli is the wife of Pei Xingjian, and Pei Xingjian is a famous general in the Tang Dynasty.There are not many records about Pei Xingjian's love life. We only know that he had two wives, one was his first wife, Mrs. Lu, and the other was his stepwife, Mrs. Kudi of Huayang.

Kudi Liuli should be based on Kudi. In the play, Kudi is a Hu girl who is extremely talented in making clothes. Her true identity is the daughter of An, a great clothing salesperson in the previous dynasty. Later, in the palaceWhen she was in danger many times, it was Pei Xingjian who helped her out of danger. The two of them jointly assisted Li Zhi. In the process, Kudi Liuli and Pei Xingjian fell in love with each other and finally came together.

Kudi was also a very remarkable woman in history. There are only a few records about her in history books. Kudi was later summoned into the palace by Wu Zefu Dutian, worshiped as the imperial minister, and was named Mrs. Huahuihuiyang., during the Kaiyuan period, she was granted the title of Lady of the State of Jin.