This is the 12615th most frequent Korean word.
대우건설
Daewoo Construction.
In this sentence, '대우건설' is used as a proper noun referring to the specific entity 'Daewoo Construction', which is a recognized construction firm.
대우건설은 대한민국에서 잘 알려진 건설 회사입니다.
Daewoo Construction is a well-known construction company in South Korea.
Here, '대우건설' functions as the subject performing the action of designing, establishing its role in a sentence discussing its professional activities.
대우건설에서 아파트를 설계했다고 들었습니다.
I heard that Daewoo Construction designed the apartment.
In this example, '대우건설' indicates the workplace of the subject, representing a place of employment or involvement.