Meixian County, subordinate to Baoji City of Shanxi Province, was called "Meiwu" in ancient times. It is located at the foot of Taibai Mountain, the main peak of the Qinling Mountains, and crosses Weihe River in the north. Between east longitude 107°39 '-- 108°00', north latitude 33°59 '-- 34°19', the total area of 863 square kilometers.

Meixian County is one of the origins of Western Zhou culture. National treasures such as Western Zhou bronzes and Warring States chimes have been unearthed many times. 27 Western Zhou bronzes unearthed in 2003 are regarded as major archaeological discoveries in the 21st century. Mexian County was the hometown of Bai Qi, a general in pre-Qin Dynasty, Fazheng, a famous minister in Shu-Han, Wang Tao, a medical scientist in Tang Dynasty, Zhang Zai, a neo-Confucianist in Song Dynasty (also known as Guan Xue because his theory was founded in Guanzhong), and Li Da, a general of the Republic of China.

By the end of 2021, the registered population of Meishan County is 321,783 million. In 2021, the GDP of Meixian County reached 19.97975 billion yuan, of which the added value of the primary industry was 3.16335 million yuan, that of the secondary industry was 1.069283 million yuan, that of the tertiary industry was 612.357 million yuan, and the per capita GDP of the region was 71,331 yuan.