PURPOSE: A time bomb service method is provided to activate commercial transactions at a time having a low frequency of purchases of contents through a business model. CONSTITUTION: A time bomb management server unit(100) is connected with a content provider terminal unit(200) and a user terminal unit(300) to manage a time bomb service. The content provider terminal unit includes a terminal accessing the time bomb management server unit. The content provider terminal unit displays information according to a command of a content provider on a screen. The content provider terminal unit transceives all kinds of information. [Reference numerals] (100) Time bomb management server unit; (200) Content provider terminal unit; (300) User terminal unit
