Huanshui County, ancient county name. In the sixth year of Jiande of the Northern Zhou Dynasty (577), Linzhang County was established and governed by the old Wei County in the southwest of present-day Wei County in Hebei Province. Belongs to Wei County. Because there is Huan River in the environment, it is named. "Zi Zhi Tong Jian": In the first year of Liang Zhenming in the Five Dynasties (915), Liu Wei heard about the arrival of the Jin army and selected more than 10,000 troops from Huanshui to Wei County. In the sixth year of Xining in the Northern Song Dynasty (1078), the province was established as a town. Huanshui, a place name, is located in southern Hebei, now the old Wei County. In the past dynasties, it was called Huanshui, Huanshui Town, Wei County, Wei Jingting, Wei County (later Wei County was moved to the current location of Wei County, and all are now called Old Wei County). In 430 BC, in order to reform and strengthen himself, Marquis Wen of Wei moved the capital from Anyi (today's Xia County, Shanxi Province) to Huanshui (today's Wei County Village in the old Wei County). During the reign of Wei Wenhou (445 BC - 396 BC), he built a ceremony platform, became a disciple of Bu Zixia, made friends with Tian Zifang, visited Duan Qianmu three times, respected Confucianism and education, recruited talents, worked hard to govern, and took the lead in dominating the seven kingdoms, laying the foundation for Wei Guo’s hegemony for hundreds of years.