Why does Danyang not belong to Zhenjiang?

Danyang doesn't belong to Zhenjiang because 1983 withdrew from the county to build a city when the city administered the county system, so Danyang doesn't belong to Zhenjiang.

Danyang City is located in the south of Jiangsu Province, on the south bank of the lower reaches of the Yangtze River, bordering Wujin District of Changzhou in the east, jurong city in the west, Jintan in the southeast, Zhenjiang New District in the northeast and Yangzhong City across the river in the northwest. Although Danyang City is only more than 20 kilometers away from Zhenjiang City, there is no administrative affiliation between them.

According to Baidu Encyclopedia, Danyang City was originally a part of Zhenjiang District. 1983 when the system of city governing counties was implemented, counties were withdrawn to build cities. Therefore, Danyang City does not belong to Zhenjiang City, but belongs to Jiangsu Province with Zhenjiang City.

In addition, Danyang City and Zhenjiang City are also closely related in economy and culture. For example, Danyang City is a national glasses production base and is known as the "hometown of glasses in China"; On the other hand, Zhenjiang is a famous historical and cultural city with many cultural landscapes and historical sites.

In a word, Danyang City and Zhenjiang City are closely related in geographical location, economic development and cultural inheritance, although they have no administrative affiliation.

The geographical environment of Danyang city

The stratigraphic unit in Danyang area belongs to the lower Yangtze stratigraphic division in Yangtze area. From the Sinian system of Upper Proterozoic to the Quaternary of Cenozoic, the strata in China are well developed. Except Cambrian and Ordovician, other strata are exposed, mainly distributed in Ningzhen hilly area in the north and west of the city. The plain area is covered by Quaternary sediments, and its strata are Upper Proterozoic, Paleozoic, Mesozoic and Cenozoic.

Danyang city is located in the mid-latitude north subtropical zone with a maritime climate. Due to the influence of monsoon circulation, it has obvious monsoon climate characteristics. Spring and autumn are the transitional seasons of winter and summer monsoon, cold and warm air masses compete with each other, the precession is retrogressive, and the dry and wet changes in cold and summer are significant; Summer is controlled by warm and humid ocean air mass, and the weather is hot and rainy; Winter is mostly controlled by polar continental air masses, and the weather is mainly cold and rainy. It has the climatic characteristics of humid climate, abundant sunshine, abundant rainfall, long frost-free period and four distinct seasons.

Reference to the above content: Baidu Encyclopedia-Danyang City