Returning to the battlefield, going all in with 100U to reclaim the territory with compound interest and double the position size. Currently, 100U has doubled the position size to 900＋, withdraw 300 as backup, and continue the battle with the remaining amount. Compound interest expectations: Phase one: double the position size from 100 to 300, withdraw 100, completed, remaining 200 to continue; Phase two: double the position size from 200 to 600, withdraw 200, completed, remaining 400 to continue with compound interest; Phase three: double the position size from 400 to 1200, withdraw 400, in progress, currently at 658.