The special ringtone songs for oppo mobile phones are as follows:

1. Oppo's first mobile phone advertising song, the song title is the theme song of "I'm Sorry I Love You", which is the theme song of Oppo's first mobile phone. "Snow Flower" sung by Hyo Shin

2. Oppo real music mobile phone advertising song (endorsed by bobo), the song is titled "Newbie in Love" by bobo

3.oppo real The advertising song for music mobile phones (endorsed by sw-j), the song title is "Mystery" by sj-m

4.oppo ulike style mobile advertising song (this is the latest). The song title is "Dreams" by The Cranberries

This one is the most complete.