Each number in nanxiang town's postcode 20 1802 stands for a different meaning. The first two digits "20" represent Shanghai, the third digit "1" represents Jiading District where nanxiang town is located, and the last three digits "802" represent the specific delivery office.
Nanxiang town is an ancient town in Jiading District, Shanghai, with a long history and cultural heritage, and is known as Little Nanxiang Saisu City.