I live in a temperate climate and have trouble adjusting to the

light clothing, linen shirts will keep you cool. Heavy clothes like denim will make you feel much warmer than shorts made of some technical fabric

swallow ice for a quick cool-down

don't go out during the hottest part of the day (usually 12:00-2:00)

uh, use a fan?

>>1130870
Where in China are you going? They have temperate weather too.

>>1130870
Don't be a bitch if it's hot. Wear less clothes, don't wander at peak heat hours.
Don't be a bitch if it's cold. Wear more clothes, don't wanted during colder hours

Literally probably 99% of china is like a furnace during the summer.

Enjoy.