Which family name is the most in Wuxue?

According to the genealogy of Ku family in Wuxue City, Hubei Province, the ancestor Ku Wan Yi came from Chengdu with his wife and children more than 500 years ago to live in Xiaku Natural Village, Caoxieling Village, Dajin Town, Wuxue City. After more than 500 years of development, Wuxue City has a population of about 5,000.

The surname, taking the official as the surname, was taken by Emperor Wen of the Han Dynasty. Because Ku used to be the official surname of Ku for a long time, and the descendants took the official surname. There lived a noble family in the sky. This surname is centered on Tiantai Mountain and Zhejiang Mountain, and then spread all over the country, while another surname comes from ethnic minorities.