What is the ringtone of Hong Kong people?

At present, more than 99% of Hong Kong people use smart phones, and the ringtones of smart phones can be set by themselves, generally:

Music (pop, classical, China and western ...)

Advertising (interesting advertising ...)

Recording of loved ones (such as children's crying and laughter ...)

automatic recording

destiny

If you are asking about the characters in the TV series, it must be the ringtone commonly used by sponsors.