Hexi Town, belonging to Tonghai County, Yuxi City, Yunnan Province, is located in the northwestern part of Tonghai County, bordering with Sijie Town and Xingmeng Township in the east, connecting with Jiujie Town in the south, bordering with Eshan Yizuzizhixian and Hongta District in the west, and bordering with Jiangchuan County in the north, the people's government of the town is 35 km away from Yuxi Municipal Government, and 12 km away from the county town of Tonghai, with the total area of the region of 187.26 square kilometers, and, as of the end of 2019, there was a household population of Hexi Town of 52969 people.
At the time of Qin Shihuang, the territory of Hexi Town belonged to Zhilan County.In 1980, Xicheng Commune was changed to Hexi Town. As of June 2020, Hexi Town has 1 community and 14 administrative villages under its jurisdiction; the people's government of the town is stationed in Hexi Village Committee.
In 2011, the total financial income of Hexi Town was 11.06 million yuan, an increase of 10.6% over the previous year. From the point of view of each major tax, the completion of sales tax 1.06 million yuan, value-added tax 5.72 million yuan, 690,000 yuan of corporate income tax. The per capita net income of farmers is 6,315 yuan.In 2019, Hexi Town has 84 industrial enterprises, 9 enterprises above scale, and 37 comprehensive stores or supermarkets with business area of 50 square meters or more.