Tips: If you need to contact customer service in other provinces, please dial the area code. For example, if Guangzhou users want to call China Unicom's customer service number, press 020 100 10.
Unicom international roaming customer (overseas) service hotline:18618610010, which mainly provides business consultation, complaint handling and emergency services.
Unicom VIP member service hotline: 100 18, which mainly provides members with basic service information and special service items inquiry, special service items acceptance and various club services.
Unicom's telephone charge recharge line: 100 1 1, which mainly provides telephone charge recharge and balance inquiry services.
China Unicom Group's customer service hotline: 100 19, which mainly deals with the service functions of failure, business consultation, business handling, business complaints and so on of the Group 1-6 customers and exclusive group businesses.