How to make a phone call when roaming internationally? How to send text messages?

Call: When roaming internationally and in Hong Kong, Macao and Taiwan, the dialing method is as follows: 1. Call roaming local phone: dial the local user number directly. 2. Calling international fixed telephone in non-roaming places: international access code+country code+area code+fixed telephone Example: When roaming in the United States, you need to dial "0 1 1 0 fixed telephone" (Note: 011is the international telephone in the United States. 3. Calling international mobile phones in non-roaming places: international access code+country code+mobile phone number. For example, a mobile phone user roaming to the United States and calling China needs to dial "0 1 186 mobile phone number". Send SMS: When users roam to overseas mobile networks, SMS is sent in the same way as in China. Just enter the other party's number directly in the receiving number column. 1. Send to Chinese mainland mobile phone: directly enter the mobile phone number; 2. Send to local mobile phones or mobile phones in other countries and regions: 00+ country code+user number. For more service benefits, click on "official website" customer service 222 below to answer your questions.