gǎi​yòng

switch to

改用 gǎi​yòng
switch to verb
to stop using one thing and start using another; to switch over to a different method, material, or tool

Many restaurants have switched to paper straws for environmental reasons.

Frequency

Movie subtitles
1.10 per million appears in 1% of films
Written text
4.80 per million

Sources

Definitions
CC-CEDICT