Take advantage of the gap
Chinese idiom, Pinyin is ch é NGX ì D ǎ ox ū, meaning to attack weakness while taking advantage of weakness. It comes from Wang Ruoxu's preface to Wang Shiheng.
Idiom usage
As a predicate or object; used in war or affairs
The origin of Idioms
In Wang Ruoxu's sending Wang Shiheng to Ju Xu, Jin said, "I'm afraid to take advantage of the gap to make a mistake. The one who has a flaw is stronger than the one who has a flaw, and the victory or defeat is unpredictable."
Idiom explanation
Take advantage of the gap and attack the weak.
Take advantage of the gap
lively and vigorous flourishes in calligraphy - lóng xiáng fèng yuè
serve an emperor and do service for a throne - pān lóng xiù fèng