明修栈道，暗度陈仓

Explanation: Means from Hanzhong Liu Xiang out of Bing Gong, the deliberately out at large, confusing each other, secretly pass raid Chencang, win. Chencang, the ancient county, Baoji City, Shaanxi Province in the East today. 　　Source: Yuan Anonymous "darkness Chencang" second fold: "the Fan Kuai out at large, Anke darkness Chencang Road. This Chubing I do not know wisdom, certainly of soldiers in the plank road keep to. I to Chencang Road steals, killing him a surprise too. "