By surname, he is a descendant of Du. During the reign of Shunzhi, his son was in the Tang Dynasty, and now he has spread to Yao Sun Liu Lei. Later, Liu Lei moved to Luxian County, saying it was Webster, and moved to Tang Dynasty at the end of Shang Dynasty. Tang was destroyed. Tang nobles moved to Du, which was the country of the earl, and was called Tang Du's family. Now, Huan is a doctor in North Korea, known as Du Bo. After Huan's falsely accused concubine was killed, his son defected to Jin and became a judge. His son Zhou Shi took the official name as his surname, and his descendants were called Shi Shi. The grandson of the scholar will be Marshal Jin, who will be in charge of state affairs. Scholars will get fiefs first and then Fan Yi, so they are also called Suihui and Fan Hui. After his death, they were also called Fan Wuzi. His descendants were later divided into Shi, Fan and Sui. Later, there were Fan Wenzi, Fan Xian-zhi, and several generations were ministers of the State of Jin. In the second year of Jin Dynasty, Fan moved to Wei or Qin or Wan.

Fan also has a foreign family. Wang Fanwen of the Jin Dynasty was a slave of the righteous teacher at first, and was later assisted by Wang Yifan. Later, because Lin Bu had no children, Fan Wen became king on his own, which made this fan grow and develop.