无孔不钻
      Explanation: Metaphor of good personal gain.
      Source: Qing Wu Jian "sordid history of modern society" where the drill back XVI who is not seeking is not drilling holes, as this time out of things to buy uniforms, some people went to his uncertain opportunities, he can not help a bit know, so deliberately Wu Prefecture comprador to make sound military uniform, why he was appointed to arouse people to buy, then to Shanghai. "
      Examples: We all know that fire sale of your business trafficking, smuggling and the pursuit of profit ... ... when the tax evasion steal off, but also a ~, and their footprints can not stop the political power is maintained in the. ★ SU Xue, "the mystery of Qu Yuan," Seven