go in a jostling crowd
Shoulder to shoulder, Chinese idiom, pronounced Ji ā nm ó g ǔ J ī, means to describe the traffic congestion. It comes from Qi CE Yi, the strategy of the Warring States period.
The origin of Idioms
"Qi CE I of Warring States policy" says: "on the way to Linzi, the car hub strikes, and people rub their shoulders."
Idiom usage
I can only see the lane is bustling with people, and the sedan chairs coming in and out are endless. (the eighth chapter of Li Baojia's officialdom in the Qing Dynasty)
Analysis of Idioms
Shoulder to shoulder
go in a jostling crowd
to rank as a masterpiece throughout the ages - qiān gǔ jué diào