Mother left home from 2010 to 2014. She came back in 2015. There is no mentioned of why she left and what she did in those 4 years. His mother and father are working in Ningbo to support the family now. He has two older sisters. One working as a kindergarten teacher to support herself and another sister, XiaWei, is in High School. Their grandparents are taking care of him and XiaWei.