Traditional Culture Encyclopedia - Tourist attractions - I want to travel to Korea. The mobile phone card was moved by China. Can I use this card to make phone calls and send text messages to the Internet when I arrive in Korea?

I want to travel to Korea. The mobile phone card was moved by China. Can I use this card to make phone calls and send text messages to the Internet when I arrive in Korea?

If it is global, you can roam in South Korea in principle.

PS, SMS and surfing the Internet are probably more expensive than calling, so please don't try.

PS once again, I heard that Little Korea has almost covered the whole country's WIFI. Please feel free to use. ...