Introduction: The text of the brick is vertically written. The characters are cut in relief and of regular scrip. All the text is in one side of the city wall bricks. The inscription is: Dispatching Officer of Nankang Prefecture, Tongpan Zhao Bin and clerk You Qing: Dispatching Officer of Duchang County, Registrar Bing Zheng, and Clerk Zhang Boxing: Zongjia Zhou Minshang, Jiashou Liu Fu and Xiaojia Liu Zongli; Potter Huang Yong, brick-maker Fu Yushou. The bricks text is arranged according to the status of the person who is responsible. Among them, "Zongjia,Jiashou "and"Xiaojia "is the grassroots officials for taking part in the management of the firing of the city wall bricks of the Ming Dynasty."Potter"is the key technician for the firing of the city wall bricks."brick-markeris the common people who are directly in charge of the firing of the city wall brick.