Suzhong is the abbreviation of the central part of Jiangsu Province, which is located in the central part of Jiangsu Province, the northern wing of the Yangtze River Delta, the north bank of the lower reaches of the Yangtze River, the shore of the Yellow Sea, the dual radiation areas of Shanghai Economic Circle, Nanjing Metropolitan Area and Suzhou-Wuxi-Changzhou Metropolitan Area, and the southern end of the Jianghuai Plain. East to the Yellow Sea, south to the Yangtze River, Shanghai and southern Jiangsu across the river, northern Jiangsu. The three cities in Central Jiangsu are all cities along the Yangtze River, one of the central cities in the Yangtze River Delta 16, and an important part of the Yangtze River Delta urban agglomeration.

By 2020, the central Jiangsu region will include three prefecture-level cities of Yangzhou, Taizhou and Nantong, eight county-level cities of Gaoyou, Yizheng, Taixing, Jingjiang, Xinghua, Rugao, Hai 'an and Qidong, two counties of Baoying and Rudong and nine counties of Guangling, Hanjiang, Jiangdu, Hailing, gaogang district, Jiangyan, Tongzhou, Chongchuan and Haimen.

Jingjiang City is located in the southeast of Taizhou City, at the southern end of Subei Plain in Jiangsu Province. It is surrounded by rivers in the southeast and west, and faces Zhangjiagang City, Jiangyin City and Wujin District across the river in the south.

Jingjiang city is located in subtropical humid climate zone. Due to the influence of monsoon circulation, it has obvious maritime, monsoon and transitional climate characteristics. Summer is hot and rainy, winter is cold and rainy, and spring and autumn are changeable.

The plant resources in Jingjiang city are rice, wheat, rape and soybean, as well as abundant grain, vegetables, flowers, fruits and medicinal materials, as well as rare tree species such as Ginkgo biloba and Eucommia ulmoides Oliv. And honeylocust. Animal resources include swordfish, herring, silver carp, puffer fish and other rare fish species, while inland rivers include many kinds of fish such as green grass, carp, crucian carp and bream.