Method, user terminal and system for arranging ringtone according to air pollution condition

The invention discloses a method, user terminal and system for arranging a ringtone according to an air pollution condition. According to the method for arranging the ringtone according to the air pollution condition, when calling information sent by a calling terminal is received, calling number information included in the calling information is extracted, the current position of the calling terminal is determined according to the calling number information, the air pollution index of the current position of the calling terminal is obtained from an air quality monitoring server, audio information associated with the air pollution index is selected as the ringtone, and the ringtone is played. According to the invention, a user can know the air pollution condition through the ringtone, and thus the user perception is improved.