Method for online printing digital project

A method for online printing a digital project, applied to a network system including at least one electronic device, a network, a network server, and a printer, the electronic device uploading a project image to the server via the network, the project image being printed via the printer, and the project image having a digital project template and at least one image, comprising steps of:

• separating the image from the digital project template by the electronic device;
• replacing the digital project template with an executable file [F8] by the electronic device, and encapsulating an executable code into the executable file, wherein the executable code is used to generate the digital project template;
• converting the image into at least one thumbnail according to a predetermined printing size and quality by the electronic device;
• writing the executable file, the thumbnail, and related information into an image file of an exchangeable image file format (EXIF) by the electronic device, wherein the related information includes a corresponding size and a corresponding coordinate location of the thumbnail in relation to the digital project template;
• uploading the image file of EXIF to the server via the network by the electronic device;
• extracting the image file of EXIF by the server, so as to read out the executable file, the thumbnail, and the related information carried by the image file of EXIF;
• reading a corresponding digital project template from a database of the server according to the executable code of the executable file by the server;
• attaching the thumbnail back to the digital project template according to the thumbnail and the related information in the image file of EXIF by the server, so as to recover a preview image of the digital project;
• and
• uploading the preview image to the printer, and printing the preview image by the printer.