This is the 2012th most frequent Korean word.
본사에서
"At/From the headquarters."
Here, '본사에서' means 'at the head office' indicating the location of the announcement.
본사에서 신제품 출시를 발표했습니다.
The head office announced the launch of a new product.
In this context, '본사에서' also signifies 'at the head office,' referring to where the employees work.
본사에서 근무하는 직원이 많습니다.
There are many employees working at the head office.
In this sentence, '본사에서' denotes 'by the head office,' showing the source or organizer of the meeting.