時來運轉 [时来运转]

Jyutping si4 loi4 wan6 zyun3
Pinyin shí lái yùn zhuǎn

Definitions (CC-CEDICT)
  1. the time comes, fortune turns (idiom); to have a lucky break
  2. things change for the better
Definitions (Wiktionary)
  1. phrase, idiomatic
    one's luck improves at the right time