A level 7/10 Xiangqi position where the Red Pawn at 9 is threatened by the Black Cannon, while the Black General at 4, rank 10 is 'asleep' like a mountain. A single wrong move could lead to a 'cannonless' disaster. The teacher and students analyze why this position is a 'sensitive point' in the battle and how to make strategic moves that 'shake' the board. From direct attacks to counterattacks, discover the secrets behind each move!