Traditional Culture Encyclopedia - Weather forecast - What SPF is used for sun protection in Guangzhou weather?

What SPF is used for sun protection in Guangzhou weather?

Indoor 15 is fine, outdoor 20 is fine, and beach 30 is fine! Choose a low index after menstruation, which is not easy to be allergic and not so irritating to the skin.

More than 30 basic lies! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! Maybe many people don't believe it, believe it or not!