Introduction to Jiajia: Jiaxian County is located in Xinxiang City, Henan Province, with a geographical position of 113°39′42′′～113°44′20′′ east longitude and 35°9′34′′～35°15′37′′ north latitude. It is a Taihang in the north of Jiaxian County, a Yellow River in the south, 60 kilometers away from Zhengzhou, the provincial capital, 15 kilometers east of Xinxiang City, and 30 kilometers away from Jiaozuo in the west. It is a node city in the Xin, Jiao and Ji industry belts of the Central Plains Economic Zone. As of 2014, the county covers an area of ​​473 square kilometers, governing 8 towns and 3 townships, 1 provincial industrial cluster, and 219 administrative villages with a total population of 430,000 (2012). Among them, the planned area of ​​the county is 24 square kilometers, the built-up area is 12 square kilometers, and the resident population is 100,000. He has 18 ethnic groups including Han, Hui, Mongolia, Manchu, Tibetan, Russian, Li, Xibo, Buyi, Yi, Miao, Tujia, Bai, North Korea, Uygur, Maonan, Zhuang and Tu. The main mineral resources in Jiaxian County are limestone, iron ore, bauxite and coal. There are Tongmeng Mountain and Wuwang Temple in the scenic spots. The specialties include Jiada cabbage and Jiajian black beans.