Xu Jie and Xu Ping are twins. His father, Xu Yuandong, is a famous archaeologist at the age of 45. He can only see a few faces a year. His mother died of dystocia ten years ago, leaving only five girls and one male. Xu Juan is 23 years old, a senior student, Xu Ling is 18 years old, Xu Xiao is 14 years old in senior three and three years old, Xu Jie, Xu Ping is 11 years old, and Xu Meng is 10 years old Four.