How to check the flow balance of Unicom cards not in Hong Kong?

Your Unicom card is not in Hong Kong. You can check the flow balance of Unicom card in the following ways:

1. Inquire through the official APP of China Unicom: download and install the official APP of China Unicom, register the login account, and enter the "My" page to check the account balance, call duration and traffic usage.

2. Call customer service phone to inquire: Call Unicom customer service phone number 100 10, follow the voice prompts, select to inquire about the traffic balance, and then enter relevant information according to the prompts to inquire about the traffic balance of Unicom card.

3. Send SMS inquiry: send SMS "YECX" to 100 10 to inquire about the traffic balance of Unicom card.