Hecheng is a district of Huaihua, a prefecture-level city in Hunan Province, China. It is the only urban district within Huaihua's administrative area, making it the city's principal urban core.
As the sole urban district of its prefecture-level city, Hecheng functions as the central built-up and administrative portion of Huaihua, in contrast to the surrounding counties and other district-level divisions that make up the wider prefecture. The district's status as the only urban district distinguishes it within Huaihua's administrative structure.
Hecheng is located in Hunan Province, in south-central China. Detailed information on its area, population, history, and local features is limited in the available source material, so only its administrative identity and location can be stated with confidence.