Abstract: Disclosed is a method of editing an SVG format through mapping information according to one embodiment of the present disclosure, which includes operations of generating tags of a second format corresponding to tags of a first format by substituting the tags of the first format in previously stored tag mapping information; extracting modified tags of the second format when the generated tags of the second format are modified; extracting coordinate information about objects represented through the modified tags of the second format, on a web page, and generating local coordinate information about objects represented through the tags of the first format, based on the extracted coordinate information; and updating previously stored local coordinate information about the objects represented through the tags of the first format, with the generated local coordinate information.