Jiangsu, referred to as "Su" for short, is a provincial administrative region of People's Republic of China (PRC) (China), located in the Yangtze River Delta, with Nanjing as its capital. Jiangsu is located in the Yangtze River Economic Belt, which has jurisdiction over 13 districts and cities, all of which are among the top 100. It is the only province where all prefecture-level cities have entered the top 100. Jiangsu's per capita GDP, comprehensive competitiveness, regional development and people's livelihood index rank among the top provinces in China, and it has become one of the provinces with the highest comprehensive development level, and has entered the level of "upper-middle" developed countries.

In addition, the comprehensive competitiveness of regional economy in Jiangsu ranks among the top in China, and it is one of the most active provinces in China. The Yangtze River Delta urban agglomeration consisting of Shanghai, Zhejiang and Anhui has become one of the six world-class urban agglomerations in the world.

Natural resources:

1. Animal resources: There are three common animals in Changzhou: annelids, mollusks and arthropods, and vertebrates 168. Edible animals: snails, mussels, shrimps, crabs, fish, wild ducks, rabbits and more than 60 kinds. Medicinal animals: earthworm, leech, pearl mussel, centipede, scorpion, Eupolyphaga Seu Steleophaga, toad, gecko and hedgehog.

2. Plant resources: The common seed plants in Changzhou are divided into gymnosperms and angiosperms, belonging to 138 family. Medicinal plants: perilla frutescens, Schizonepeta tenuifolia, Pinellia ternata, Adenophora adenophora, dandelion, etc. More than 200 kinds. Ancient and famous trees over 100 years old: Podocarpus, Pinus pentaphylla, Begonia, Peony, Quercus acutissima, Wisteria, Sapindus mukoraiensis, etc. 19 species.