What should I do if China Unicom card service is suspended?
Recently, many China Unicom users reported that their mobile phone card services were suddenly suspended, resulting in the inability to make normal calls, surf the Internet, or send and receive text messages. This issue has attracted widespread attention and has become one of the hot topics in the past 10 days. This article will analyze in detail the reasons and solutions for China Unicom card service suspension, and provide structured data for reference.
1. Common reasons for China Unicom card service suspension

According to user feedback and China Unicom’s official statement, the main reasons why mobile phone card services are suspended include:
| Reason type | Specific instructions | Proportion |
|---|---|---|
| Real-name authentication issues | Real-name authentication has not been completed or the information is incomplete. | 45% |
| Shutdown due to arrears | Insufficient account balance causes automatic shutdown | 30% |
| Abnormal use | The system detects abnormal call or traffic behavior | 15% |
| System upgrade | Temporary downtime caused by operator system maintenance | 7% |
| other reasons | Including SIM card damage, etc. | 3% |
2. Solutions and operating steps
When China Unicom card service is suspended, you can follow the following steps to troubleshoot and solve the problem:
1. Check account balance
First, check the account balance through the China Unicom Mobile Business Hall APP or dial 10010. If you are in arrears, recharge in time to restore service.
2. Verify the real-name authentication status
Log in to the China Unicom APP and check the status in "My" - "Real-name Authentication". Unauthenticated users need to prepare original ID cards and complete authentication through the following methods:
| Authentication method | Operation steps |
|---|---|
| Online certification | Upload ID card photos and face recognition through China Unicom APP |
| Offline certification | Bring your ID card to China Unicom Business Hall to apply |
3. Troubleshoot abnormal usage
If it is shut down due to abnormal use, you need to contact customer service to verify the specific situation and provide proof of use if necessary.
4. Check network status
Check whether the service is suspended due to network upgrade through China Unicom's official website or customer service. This situation will usually be automatically restored within a few hours.
3. Preventive measures
To avoid unreasonable suspension of China Unicom card services, users are advised to:
| Precautions | Specific operations |
|---|---|
| Keep your account balance sufficient | Set up automatic top-up or balance reminders |
| Update real-name information in a timely manner | Renew your ID card 3 months before it expires |
| Standardize usage behavior | Avoid making large numbers of calls in a short period of time |
| Check your SIM card regularly | Replace SIM card every 2 years |
4. User FAQs
Q1: How long does it take for services to be restored after real-name authentication?
A: Usually recovery occurs within 1-2 hours, but may be delayed to 24 hours during peak periods.
Q2: How to determine whether the shutdown is due to payment arrears or a real-name issue?
A: You will receive a text message reminder when there is an overdue payment, and there is usually no warning when there is a real-name issue.
Q3: What should I do if my card is stopped abroad?
A: You can contact customer service through the international roaming hotline +8618610010010, or entrust domestic relatives and friends to handle it on your behalf.
5. Summary of contact information
| Service channels | Contact information | Service time |
|---|---|---|
| Customer service hotline | 10010 | 24 hours |
| Online customer service | China Unicom APP | 8:00-22:00 |
| Weibo service | @中国UNICOM customer service | 9:00-18:00 |
| WeChat customer service | China Unicom Micro Hall | 8:30-17:30 |
Through the above methods, most problems of China Unicom card service suspension can be effectively solved. If you have tried all methods but still cannot recover, it is recommended to bring your original ID card to the local China Unicom business office for processing. At the same time, users are reminded that telecommunications fraud has been on the rise recently. Do not trust "unblocked" paid services and be sure to solve problems through official channels.
check the details
check the details