The objective of this invention is to provide a solution that enable real, delayed or relayed time trade and delivery of time-tagged electronic information items from/among same or different regions' information content providers (190a, 190b) and/or their subscribers (201, 202, 211, 212, 221, 222), or via their corresponding region's information content network operators and their subscribers (201, 202, 211, 212, 221, 222). In order to realize the objective, this invention provide a system to select wanted information items and package the unselected or for-not-use information items in specified time frame by mapping and grouping via a grid/matrics to packaging, labeling and pricing the items into for-trade-items or dealpacks and register them into trading database (200); a system for dealpack listing, online searching and purchasing; and dealpack's secret key submitting, verifying, encrypting transmission and decrypting delivery.