Data management method, file format applying method and electronic equipment

The invention discloses a data management method on electronic equipment. The electronic equipment comprises a main circuit and one or more display screens, wherein the main circuit is used for storing and processing data; the display screens are used for displaying the data; and the data management method comprises a data storage method for dividing a data set region into first display region data and second display region data and a data presentation method for displaying the first display region data in a data set at a first display region of a first display screen/display screen and displaying the second display region data in the data set at a second display region of a second display screen/display screen. The invention also discloses a file format applying the method and the electronic equipment. According to the data management method, the file format and the electronic equipment, reading experience on portable equipment can be effectively improved, and particularly the reading experience under the condition of image-text combination is improved.