The postcode of Meng He, Xinbei District, Changzhou City, Jiangsu Province is 2 13 129. 2 1 stands for Changzhou City, Jiangsu Province, 3 stands for the postal district of Xinbei District, 1 stands for the county post office, and 29 stands for the number of the delivery office of Menghe Town. At present, the postal code adopted in China is "four levels and six codes". That is, each group of codes consists of six Arabic numerals, representing four levels: provinces (autonomous regions and municipalities directly under the Central Government), postal districts, county (city) post offices and delivery offices (districts).