There are many surnames, including Manchu, Tibetan and Dai. There are also Han people, but they are very few. Most of the surnames in Fucheng may be Han or Manchu. I don’t know exactly whether they are. There is a website here, which is the gathering place for many of your families. http://blog. stnn.cc/sanersbook/Efp_Bl_1001928713.aspx