How to pronounce 開住 in Cantonese (6 out of 7):

就算全日開住 5G 都無問題
It's okay to be on 5G all day.

Cantonese Sentence Breakdown

就算 zau6 syun3
even if
全日 cyun4 yat6
all day
開住 hoi1 zyu6
keep open
dou1
all
both
entirely
(used for emphasis) even
already
(not) at all
metropolis
capital
big city
the whole
elegant
refined
without exception
also
too
still
used in a sentence to add an inference or interrogative tone
無問題 mou4 man6 tai4
no problem