Liang Sishen likes Song Yunhui in "Dajiang Dahe 2", but the two are not married, and the two are married in "Dajiang Dahe 3".
Liang Sishen from the beginning of knowing Song Yunhui, was attracted by Song Yunhui's personality and knowledge, at that time Song Yunhui was her chemistry teacher, she often asked questions, and later Liang Sishen went abroad for further study because of family reasons, although the two were separated by thousands of miles, but Liang Sishen often wrote to Song Yunhui to discuss learning, after graduation, Liang Sishen continued to develop abroad, and once again met Song Yunhui at the East China Sea Investment Conference, this is when she learned that Song Yunhui had divorced, so she slowly revealed her heart, and finally Song Yunhui was moved by her, The two got married.
Yang Caiyu, played by Liang Sishen in the play, was born in 1992, graduated from Beijing Film Academy, and participated in many film and television works, such as "Prehistoric Monsters", "Love in the 1980s", "Portrait of a 19-year-old in Summer", "Ode to Joy", "Three People in the End of the World", etc.
"Dajiang Dahe" is a period drama, the story mainly revolves around the three protagonists, Song Yunhui, Lei Dongbao, Yang Xun, each person represents a different group of people, through the portrayal of the three of them, showing the people of that era, in order to pursue ideals and dreams, in the development of the times, "The spirit of daring to fight, not afraid of losing or not afraid of difficulties, and the determination to move forward bravely.