Xiangcheng sweet potato is a specialty of Xiangcheng County, Xuchang City, Henan Province. Sweet potato has the largest planting area among autumn crops in Xiangcheng County, with wheat and potato interplanting, tobacco potato interplanting, pure spring potato and summer potato planting mainly.

Xiangcheng County is located in the central part of Henan Province and belongs to Xuchang City. Sweet potatoes have the largest planting area among autumn crops in Xiangcheng County. They are mainly planted with wheat and potato interplanting, tobacco potato interplanting, pure spring potato and summer potato. The annual output of fresh potatoes is 400,000-450,000 tons, and the storage capacity accounts for 1/3 of the fresh potatoes. Purple-fleshed sweet potato varieties include Zhejiang Zi No. 1, Ling Zi, Yanshu 176, Nonglin 54, Japanese Kawayama Purple and Purple Sweet Potato King. White-fleshed sweet potato varieties are mainly Shangshu 19. Red-fleshed sweet potato varieties include Sushu No. 8 and Zhengshu No. 8. Su 20 and Anping 1.

Xiangcheng County has great potential for sweet potatoes, with a green food production base of 6,000 acres and a pollution-free production base of 25,000 acres. The registered product trademarks include "Ziyou", "Laosong", "Xiangbao", "Park Lane".