" Blessing " was a novel by Lu Xun. It told the story of a poor rural woman, Xianglin Sao, who faced the difficulties and injustice of life during the economic crisis and social unrest. She finally overcame the difficulties and obtained happiness and dignity through kindness and tenacity. The symbolic significance of Aunt Xianglin's act of donating the threshold in the novel was mainly as follows: 1. Reflect the kindness and tenacity of Aunt Xianglin. Although donating the threshold was a trivial matter, for Xianglin Sao, she did not hesitate to donate her threshold to show her kindness and tenacity. She would not give up her beliefs and pursuits because of the difficulties in life. Instead, she bravely faced the difficulties and challenges in life and kept moving forward. 2 symbolizes Aunt Xianglin's life circumstances. The threshold was a threshold. Although it did not seem worth mentioning, it represented the ups and downs of life. Aunt Xianglin had experienced many difficulties and setbacks in her life, but she never gave up. Instead, through her diligence and kindness, she finally overcame the difficulties in life and obtained happiness and dignity. 3. Reflect Xianglin Sao's social status. Aunt Xianglin was a poor rural woman. Her social class was low and her social status was low. Although donating was a trivial matter, it reflected the injustice and neglect of the people at the bottom of society. Aunt Xianglin's act of donating the threshold reflected her protest and resistance against social injustice and low social status. Therefore, Xianglin Sao's act of donating the threshold was symbolic in the novel. It reflected Xianglin Sao's kindness, tenacity and the plight of her low social status. At the same time, it also reflected the injustice and neglect of the people at the bottom of society.