Where did the ancestors of Wuwei migrate in the early days?

there is a long history of human activities in Wuwei. As early as four or five thousand years ago, northern nationalities such as Rong, Cui, Yueshi and Wusun lived together. According to Records of Geography of Han Dynasty, there were 17,581 households and 76,419 people in Wuwei County at the time of Emperor Wu. During the Eastern Han Dynasty, disasters were frequent, and the population of Wuwei County decreased accordingly. According to the Records of Counties and Countries in Continued Han Dynasty, the number of households in Wuwei County decreased to 142, and the population decreased to 32226. By the time of Tang Dynasty, Wuwei had a stable society, a prosperous economy and a large population growth. According to Geography of Old Tang Dynasty, by the time of Tang Tianbao, there were 22,462 households and 12,281 people in Wuwei County. After the Ming dynasty unified the whole country, it adopted the policy of large-scale immigration and reclamation, enriched the border defense, and the national population gradually picked up. Ming Hongwu and Yongle asked that the population of Wuwei had grown to 9,112 households with 49,538 people. In the Qing Dynasty, after the prosperous period of Kanggan, the population of Wuwei developed greatly in the Ming Dynasty. During the Qianlong period, there were 64,67 households with 372,323 people in Wuwei. During the Republic of China, the population was basically in a state of "high birth, high death and low growth". After 1946, with the successive victories of the war of liberation, the population began to gradually pick up and tend to be stable. By 1949, the population of Wuwei had reached 87,.

mainly from Shanxi, Shaanxi and Henan.