This is the 637th most frequent Korean word.
베이징
"Beijing" (capital of China).
In this sentence, '베이징' is used as a proper noun referring to the city of Beijing.
베이징은 중국의 수도입니다.
Beijing is the capital of China.
Here, '베이징' is the destination, used in a context of travel.
나는 다음 주에 베이징에 갈 계획이에요.
I plan to go to Beijing next week.
In this sentence, '베이징' serves as the location where an event occurred.