公安 (gōng ān): (Ministry of) Public Security (Noun) — Meaning & Stroke Order

Are you sure the stamp on this document needs to be authenticated by the Public Security Bureau?

In order to apply for a residence permit, he must personally go to the Public Security Bureau to submit the documents.

He first went to the Public Security Bureau to renew his passport, and then went to the bank to deal with the account issue.

I heard that the newly opened office of the Public Security Bureau is very close to the subway station, making things much more convenient.