This is the 16880th most frequent Korean word.
삼성전자에
"삼성전자에" means "to/at Samsung Electronics" in English.
In this sentence, '삼성전자에' indicates the company named 'Samsung Electronics' as the destination or entity to join.
삼성전자에 입사하고 싶습니다.
I want to join Samsung Electronics.
Here, '삼성전자에 대해' means 'about Samsung Electronics', emphasizing the context of discussion about the company.
저는 삼성전자에 대해 많은 것을 알고 있습니다.
I know many things about Samsung Electronics.
In this usage, '삼성전자에는' denotes that Samsung Electronics possesses or contains the subject being described, namely the range of products.