How to say "从什么时候开始" (cóng shén me shí hòu kāi shǐ) in Chinese dialogue

cóngshénmeshíhòukāishǐ

when

Idioms & Colloquial Expressions
Grammar Patterns
INTERACTIVE SCRIPT TIMELINE
LINE 0114:00
shì
zhī
dào

But do you know

LINE 0214:01
PLAYING SCENE
cóng
shén
me
shí
hòu
kāi
shǐ

when

LINE 0314:04
zhè
ge
zhǎn
tíng
zhì
le
ma

this development stagnated?

Show Information
Source MediaTV Series
Season & EpisodeS1 E9
Timestamp14:01
TMDB ID272715