扛大旗

kángdàqí ㄎㄤˊ ㄉㄚˋ ㄑㄧˊ

    • to hold a leading position
    • to head an effort

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
carry the big banner
Meaning
To hold an important leading position and head an effort. Approving.

Sources