Lin Daiyu is one of the heroines in the novel A Dream of Red Mansions. She is the granddaughter of the old lady's grandmother Jia, with fine eyes (this is a gift from Jia Baoyu when Bao Dai first met), and Princess Xiaoxiang of posthumous title in Haitang Poetry Society. Jia Min's daughter, Fu Rong's daughter, and Lin Ruhai's daughter. Originally a fairy grass in a dreamland, it was reincarnated to repay the irrigation kindness of the waiter in Shen Ying. Sick and sentimental since childhood, I lived in Jiafu because of my mother's early death, and then my father died, and my family came down and lived under the fence. Lin Daiyu was born beautiful and outstanding in poetry, ranking first in the official book Twelve Women in Jinling. As a novel character with great aesthetic significance, Lin Daiyu has become synonymous with describing women's sentimentality, weakness and crying.