Changyuan is known domestically as the hometown of Chinese chefs and the hometown of calligraphy in Henan Province.

Changyuan County is a county under the direct administration of Henan Province. The county is located in the northeastern part of Henan Province. It faces Dongming County of Shandong Province across the Yellow River to the east, adjoins Fengqiu County and Lankao County to the south, and Hua County to the north. The county borders Puyang County and is named after "the county has defense walls". Changyuan governs 9 towns and 4 townships.

As of the end of 2012, there were 23,000 professional chefs in the county, of which more than 200 were chefs abroad. In September 2004, Changyuan County successfully held the China (Changyuan) Hometown of Chefs International Food Festival.

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