there are always * * * advertising songs for oppo mobile phones: 1. the advertising song for oppo's first mobile phone and the theme song named "I'm sorry I love you", namely "Snow Flower" sung by Park Hyo shin; 2. the advertising song for oppo real music mobile phone (endorsed by bobo) and the advertising song named "Novice in Love" by bobo; 3. the advertising song for oppo real music mobile phone (sw-j The title of the song is "Dreams" of cranberries, and the advertisement song of BBK mobile phone is mainly "I had a cold in that corner".