This is the 13091st most frequent Korean word.
동진제약
"동진제약" refers to "Dongjin Pharmaceutical," a company name associated with pharmaceutical manufacturing or sales.
In this context, '동진제약' is used as a proper noun to refer to a company name.
동진제약은 새로운 약을 개발했습니다.
Dongjin Pharmaceutical has developed a new medicine.
Here, '동진제약' again represents the company name but is used as the workplace of the speaker's friend.
동진제약에서 일하는 친구가 있어요.
I have a friend who works at Dongjin Pharmaceutical.
This sentence illustrates '동진제약' in a possessive form, denoting the ownership of the event being described.