a congratulatory envelope in Korean

(1)Love and congratulations on your marriage.
(2)I pray for the repose of the deceased and ask for your deepest condolences.
(3)Office of the Rural Development Administration
(4)Sung Je-hoon, a spokesman for the Rural Development Administration, posted a photo of a changed congratulatory envelope on his social media, saying that he changed the congratulatory envelope written in Chinese characters to Korean in the office of the Rural Development Administration spokesman’s office.
(5)He said, “Our letters are Korean and Chinese characters are Chinese characters,” adding, “I don’t think there’s any reason to use Chinese characters because there’s a cool letter called Hangul without Korean characters.”