According to today's Bible website, "Merry Christmas Song" is a Christian song with a duration of 02 minutes and 09 seconds.
The word "Christianity" is confused when used in Chinese mainland academic circles, and it can be divided into broad sense and narrow sense. Christianity in a broad sense refers to all sects that believe in Jesus Christ as their savior, including Catholicism, Orthodox Christianity, Protestantism and other small sects, which means Christianity in English. Christianity in a narrow sense refers to Protestantism.