Not all Potou chickens in Puyang are surnamed Guan. According to relevant information, Potouji Trade City is located at No.409 Shengli Middle Road, Hualong District, Puyang City. Set vegetable market, clothing store, hardware store, toy store, home store and other commodities in one. Businessmen come from all directions and have different surnames, so not all Potouji in Puyang City have surnames.