Mandarin:
* 圣诞快乐 (Shèngdàn kuàilè): This is the most common and direct translation of "Merry Christmas".
* 圣诞节快乐 (Shèngdànjié kuàilè): This is another option, adding "节 (jié)" for "festival" to emphasize the festive nature of Christmas.
Cantonese:
* 聖誕快樂 (Sing-dan fai-lok): This is the direct translation of "Merry Christmas" in Cantonese.
Other options:
* 祝你圣诞快乐 (Zhù nǐ Shèngdàn kuàilè): This literally means "Wish you a Merry Christmas".
* 圣诞节快乐 (Shèngdànjié kuàilè): This is a more formal way to say "Merry Christmas".
Note: Christmas is not a major holiday in China. While it's celebrated by some Christians and people familiar with Western culture, it's not as widely celebrated as the Lunar New Year.