This is the 8032nd most frequent Korean word.
b사
"B사" typically refers to "Company B," used as a placeholder name for a business or entity in Korean.
In this sentence, "B사" refers to a company using '사' (company) combined with an identifier "B".
나는 최근에 B사에 입사했다.
I recently joined Company B.
Here, "B사" represents an entity (Company B) engaging in activities or efforts.
B사는 환경 보호를 위해 많은 노력을 기울이고 있다.
Company B is putting in a lot of effort to protect the environment.
In this usage, "B사" denotes a company acting as a sponsor or supporter.