What is the postcode of Gangnan District, Guigang City, Guangxi?

537 100。 According to official website information of the State Post Bureau, Gangnan District, Guigang City, Guangxi has convenient transportation and rich products, and its postal code is 537 100. Gangnan District belongs to Guigang City, Guangxi Zhuang Autonomous Region. It is located on the Yujiang River in Xijiang River Basin, a golden waterway, in the southeast of Guigang City, on the south bank of Yujiang River, adjacent to Xingye County in the east, Pubei County in the south and Yokoshi in the west.