Datong Street is the core street of Chikan Old Town, and it was once one of the most developed areas of Zhanjiang commerce and trade. Chikan District was originally just an ancient merchant Xiaoyu by the sea, which was formed as early as the Song Dynasty. Since Qing Kangxi's year, after the removal of the sea ban for more than 200 years, maritime commerce and trade have developed rapidly. Anhui, Zhejiang, Guangchao, Qiongya merchants have gone from the sea to Chikan to do business, and merchants in Gaolei have also gone from land to trade, and Chikan has gradually formed a prosperous business.