Dandan, a native of Beijing, died of acute glioma on February 3, 20 14, and on October 5, 20 15, at the age of seven. Parents donated corneal liver according to Dandan's wishes before his death, saving five fresh lives. She is a little angel who came into this world. Dandan liked blue best before his death. His parents took Danny's hair to see the sea and floated into the sea. In 20 17, Dandan's mother became pregnant again and gave birth to a daughter named Shuangshuang, which meant that Dandan came to them again.