2. You can call China Unicom customer service hotline 100 10 for feedback and troubleshooting. Login to China Unicom APP: Select "Service"-"Troubleshooting"-"Online Troubleshooting" Tips: The specific functions are subject to the actual page display.
3. The unified service hotline of China Unicom is 100 10. If you encounter problems when using Unicom broadband products, you can also call this number for consultation and maintenance.
4. Unicom's external unified customer service hotline 100 10. If your broadband fails, you can call the customer service hotline 100 10 to report the failure.
5. The unified customer service hotline of China Unicom is 100 10. If you need to consult any Unicom business, you can call this hotline. When China Unicom's fixed telephone and China Unicom's mobile phone are in China (excluding Taiwan, Hong Kong and Macao), call China Unicom's customer service telephone number 100 10, which is free of communication charges (regardless of roaming or adding area code).
6. Select "Service"-"Broadband Zone"-"Troubleshooting" to fill in relevant information and submit it; Call local Unicom's manual customer service telephone number 100 10 to provide relevant broadband information and declare fault maintenance. Tips: The display of self-service function is slightly different due to the different cities of customers, which is subject to the actual page display.