Zhengzhou Yellow River carp breeding has a long history. Carp has a red tail, bright colors, beautiful appearance, tender meat, rich nutrition and very delicious. Hot soup, a well-known snack in the Central Plains, originated in Xiaoyao Town, Xihua County, Zhoukou City, Henan Province and Beiwudu Town, Wuyang County, Luohe City. Especially famous for Xiaoyaozhen hot soup.