Why is Nanjing called Jiangning?

Jiangning Jiangning is one of the time-honored brands in Nanjing, which means "nothing outside the river, peace here" and "peace in the south of the Yangtze River".

The abbreviation "Ning" in Nanjing today is taken from the previous name "Jiangning". In the past, the administrative system included "Jiangning County", "Jiangning County" and "jiangning house", and now there is Jiangning District in Nanjing (note: Jiangning District is not equal to Jiangning).