公元３８３年，挟统一北方余威的前秦发动了旨在灭亡东晋．统一全国的著名战役──泥水之战。东晋政权“上下同心”，力挫强敌，创造了中国历史上以少胜多的经典战例。这场事关两个政权生死存亡的重大战役，其胜负结果早在前秦决策之时已见分晓，而其决策的教训又能给我们以有? In 383 AD, the former Qin relying on the unified northern Weiwei launched an attempt to destroy the Eastern Jin Dynasty. Unite the famous battle of the whole country - the battle of mud and water. The Eastern Jin regime “concentered,” set up a powerful enemy and created a classic example that won less in China’s history. This event is a major battle of life and death of the two regimes. The outcome of the victory and defeat of the two regimes was already known as early as in the Qin Dynasty’s decision-making process.