How to earn mobile phone traffic when traveling abroad?

There are several solutions for overseas travel mobile phone traffic:

1. Open international roaming: After opening international roaming, mobile phones can surf the Internet, but the specific charges need to be consulted with operators.

2. Buy a local calling card: If you buy a temporary card abroad, you can choose a suitable package according to your actual needs.

3. Rent mobile WiFi: If there are many people traveling, you can rent mobile WiFi, which is generally tens of dollars a day and can be used by many people at the same time.

You can choose the most suitable way to solve the problem according to the actual situation.