Postal code of Sanshui District, Foshan City

528 100。 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. Sanshui Center is 30 kilometers east of Guangzhou and 24 kilometers southeast of Foshan Chancheng District. The total area is 827.69 square kilometers.

Sanshui District has two cargo import and export terminals, Sanshui Port and Southwest Port. With a solid manufacturing base, it is an important production base of automobile parts, medical instruments, automation machinery and equipment, electronic appliances, electronic and electrician, beverages and foods in China. Known as "China's first rich and longevity town" and "China's beverage capital".

Terrain: Sanshui District has complex terrain, including low mountains, hills, plains and depressions. Land use has diversity. Sanshui District has a long and narrow terrain, with a distance of 68 kilometers from north to south and 30 kilometers from east to west. The terrain inclines from northwest to southeast, belonging to semi-hilly area. The northwest is mostly low mountains and high hills of 200~300m, and the highest peak is Xipingling with an altitude of 591m.

The eastern, central and southern parts are all low-lying hilly platforms, where rivers flow freely and the land is fertile. The northwest is low mountains and high hills, and the parent materials of the soil are glutenite, metamorphic sandstone, granite and limestone, accounting for about 8% of the total land area.