A huge crowd
It is a Chinese idiom. Pinyin is R é NY à NH à or à ng, which means a place with a large population. It's from Volume 5 of Tokyo dream.
explain
A place with a large population.
source
The fifth volume of Meng Hua Lu in Tokyo written by Meng Yuan of Song Dynasty - folk custom: "it's a little broad and a lot, and there's nothing in the world. He is a man of great size. He adds tens of thousands of people. He does not add more, but he does not feel less. "
usage
A place with a large population
A huge crowd
chase the sun and drive the wind - zhú diàn zhuī fēng
difficult to have such a grand feast again - shèng yán nán zài