Wu culture. Zhecheng County Market Supervision Administration is the working department of the county government, and Wu Wenhua is the director of Zhecheng County Market Supervision Administration. During his tenure, Wu Culture standardized and maintained the market order, which enabled Zhecheng County to form an honest and trustworthy market environment with fair competition. Shangqiu, a prefecture-level city under the jurisdiction of Henan Province, is a regional central city at the junction of Henan, Shandong, Jiangsu and Anhui.