Don't yell or shout out loud. Always join a public queue for good order. Don't walk abreast on a sidewalk.

不喧哗吵闹，排队遵守秩序，不并行挡道，不在公众场所高声交谈。

youdao

Don't yell or shout out loud. Always join a public queue for good order. Don't walk abreast on a sidewalk. Don't talk loudly in public places.

不喧哗吵闹，排队遵守秩序，不并行挡道，不在公众场所高声交谈。

youdao

Public-opinion surveys have shown that a queue is regarded as the least-worst way to deal with non-urgent cases given the finite resources of a publicly funded health service.

ECONOMIST: Waiting for Dobbo