爭面子 [争－－]

Jyutping zang1 min6 zi2
Pinyin zhēng miàn zi

Definitions (CC-CEDICT)

to do (sb) proud; to be a credit to (one's school etc)
to make oneself look good; to build up one's image

Definitions (Wiktionary)

verb
to fight for a good reputation; to try to win honour