ˊㄈㄚˇㄖㄨˊㄕㄢzhífǎ‑rúshān

执法如山
  1. 執行法律決心一樣穩固比喻執法立場堅定不受動搖 執法如山」、警務人員執法如山切勿以身試法」。

to maintain the law as firm as a mountain (idiom)​; to enforce the law strictly