Cui Huangkou Daji is located in Tianjin. Baidu map shows that Cui Huangkou Daji, located in Dazhong Town, wuqing district, Tianjin, has a history of hundreds of years and is one of the important farmers' markets in Northeast China. The development of Daji in Cui Huangkou is closely related to Chinese traditional agriculture and grain distribution. During the Ming Dynasty, Cui Huangkou Daji was positioned as a veritable "South-to-North Grain Transfer" distribution center, which undertook the important task of grain transit. During the Qing Dynasty, Cui Huangkou Daji became one of the most prosperous markets at that time and remained one of the most prosperous markets in China at the end of the Qing Dynasty. Cui Huangkou Daji not only attracts many businessmen and tourists, but also becomes an important source of livelihood for local farmers.