<p>An area array ion storage system comprises an ion generating part (1) and an ion storage part (2), wherein the ion storage part (2) comprises: a first terminal electrode (6) with multiple holes, electrically connected with the ion generating part (1); a second terminal electrode (10) with multiple holes; an intermediate electrode (8) with multiple holes; a first insulator (7) formed into a ring and placed between the first terminal electrode (6) and the intermediate electrode (8), and a second insulator (9) formed into a ring and placed between the intermediate electrode (8) and the second terminal electrode (10). A method for the area array ion storage system comprises an ion storage step and an ion extraction step.</p>
