Haian postal code

The postcode of Hai 'an is 226600. Hai 'an is located in the Suzhong Plain, bordering the Yellow Sea in the east, Rudong in the south, Rugao in the west, Taixing in the west, Jiangyan in the north and Dongtai in the north. The longest straight line from east to west is 7 1. 1 km, and the widest from north to south is 39.35 km. The city is wide in the west and narrow in the east, and its outline is like a golden key. The Toarey Yang Canal runs through the east and west, and the Chuanchang River runs through the north and south, dividing Hai 'an into three different natural regions: Henan, Hebei and Hedong. The total area of the city 1 184 square kilometers.

Hai 'an City is a plain area with rivers, rivers and marine deposits, which are formed by ancient lagoon deposits, yellow flood alluvial deposits, marine deposits and Yangtze River alluvial deposits respectively. Geomorphological features: the terrain is low and flat, and the plain accounts for about 78.3%; The water network is dense, and there are many rivers, ditches and lakes in the area.

Hai' an city is located on the coast of the Yellow Sea in mid-latitude, on the north side of the north subtropical zone. Affected by the monsoon climate, the climate is mild, with plenty of rain and sunshine, and the four seasons are distinct. Spring (March-May): The weather is changeable, sometimes sunny and sometimes rainy, sometimes warm and sometimes cold, and unstable. Summer (June-August): The weather is hot and the precipitation is concentrated, which is the season with frequent typhoons and rainstorms. In early summer, cold and warm air meet in Jianghuai area, and it is rainy, low temperature and high humidity in Hai 'an. Summer is controlled by warm and humid air mass, with high temperature and little precipitation, which is prone to summer drought.