The article believes that dolls are not only children's playmates, but also the sustenance of homesickness. Dolls are a testament to everyone's childhood, reminding people of those carefree days and reminding people not to forget the real, once self. The doll is also a cultural carrier, which carries the cultural background of various countries and regions. Every look and smile of the doll tells the story of the life behind it, making it a unique symbol of memory.