How did Jiangning's generation get a nice name?

It can be named: Jiangning Jing (tranquility, describing the stability of local order. )

Quiet river (quiet, meaning stability and tranquility. "Without peace, nothing")

Jiangning Kang (Ning, meaning peace and stability. Health means peace, happiness, smoothness, good luck and prosperity. )

Jiangning auspicious (auspicious, meaning auspicious, auspicious. )

For reference.