Where did Longxian people migrate from? What is the evolution process of Longxian County?

Longzhou was a relatively large city in Guanzhong in the Tang Dynasty. From the Five Dynasties to the Song Dynasty, there were more than 3 ethnic groups living there. In the Qing Dynasty, Tongzhi returned to chaos, and Zuo Zongtang moved most of the Muslims out. Yan's surname is a distinctive surname in Longxian County, and many people have appeared. You can consult local chronicles and communicate with people who are old, and you will always get something!