What is the postal code of Suqian?

The postcode of Suqian City is 223800. Suqian is located in the north of Jiangsu Province, bordering Huai 'an City in the south, Lianyungang City in the east, Xuzhou City in the north and Anhui Province in the west. It is located in the center of Xu, Huai and Lian, in the cross-radiation area of Longhai Economic Belt, Coastal Economic Belt and Economic Belt along the Yangtze River, and borders Anhui Province in the west. The city covers a total area of 8,555 square kilometers, including 77.6% of land area, 4,385 square kilometers of cultivated land and 2,367 square kilometers of water area.

Suqian is generally high in the northwest and low in the southeast, with vast plains and dense river networks. It is a typical water town in northern Jiangsu. The overall terrain is hilly in the southwest and northwest, and most areas are below 40 meters above sea level, with the highest elevation of 7 1.2 meters and the lowest elevation of 2.8 meters.

Suqian belongs to warm temperate monsoon climate zone, with annual average temperature 14.2℃, annual average precipitation 9 10 mm and annual average sunshine hours 229 1 hour. Superior light and heat resources, distinct seasons and mild climate. The total solar radiation is about 1 17 kcal/cm2, and the annual sunshine number is 227 1 hour. The frost-free period is long, averaging 2 1 1 day, the first frost period is generally in late June 10, the first snowfall day is generally in mid-February 189℃, and the annual crop growth period is 3 10.5 days.

The average annual precipitation in Suqian is 892.3mm. Due to the influence of monsoon, there is little interannual change, but the distribution of precipitation is uneven, which is prone to spring drought, summer waterlogging and dry weather in autumn and winter.