The present invention discloses a modularized web page editing system and a method thereof, wherein via the Internet, the user utilizes solely a browser to link the system of the present invention; via a multi-template form module, the user can easily upload objects and contents needed by a web page to reassemble contents of the web page; the form module further comprises a date selection item for defining the self-triggered issue and close dates of a web page; and the system can directly update the database and can instantly retrieve contents of a web page so that the user can have a real-time monitoring for the web page.