Southwest street. According to Baidu map, Sanshui Wanda is closest to Southwest Street, so it belongs to the jurisdiction of Southwest Street. Sanshui District is located in the middle of Guangdong Province, the northwest end of the Pearl River Delta and the northwest of Foshan City. It is named after the confluence of Xijiang, Beijiang and Suijiang rivers in China, with a total area of 827.69 square kilometers.