C227 Signature
The easiest way to prove that Shen Yue had come into contact with Xu Wanjun and obtained her research and development results on glycerin was to test the ingredients of the essential oil and soap she obtained from the He De medical school.
I think that the world that Shen Yue controlled Xu Wanjun in is definitely not too short. Judging from Jiang Xinyu's and Hua Guanwen's reaction and attitude