Customer Service Hotline
- Service Number: 10010 - Service Time: 7X24 - Charge: None (local customer service hotline only)International Roaming Hotline
- Service Number: +8613010199999 - Service Time: 7X24 - Tariff: None (China Unicom's users out of China only)China Unicom's Customer Complaints Hotline
- Service Number: 10064 - Service Time: 7X10 hours for manual service (8:00-18:00), other hours for automatic service. - Tariff: airtime charge
