別樹一旗 [别树－－]

Jyutping bit6 syu6 jat1 kei4
Pinyin bié shù yī qí

Definitions (CC-CEDICT)
  1. lit. to fly one's banner on a solitary tree (idiom); fig. to act as a loner
  2. to stand out
  3. to develop one's own school
  4. to have attitude of one's own