Can the business of Unicom King Card be used abroad?

1. If you want to use it abroad, you need to open the international, Hong Kong, Macao and Taiwan roaming function first. You can log in to Unicom's mobile phone business hall, select services → handle → international, Hong Kong, Macao and Taiwan services → switch long-distance services and switch roaming services.

2. Unicom King Card does not enjoy preferential privileges such as free traffic when used in other countries. Please call Unicom customer service number 100 10 to provide specific roaming countries for consultation.