Customer Support
 

Customer Support

China Unicom technical experts promise to provide the best possible 24x7 customer service wherever you are in the world. We run International and Regional Network Operations Centers to assist customers in different geographies.
Our International Network Operations Center (INOC) is located in Hong Kong, with several Regional Operations Centers in key regions in Asia, Americas and Europe.

Please contact our 24x7 Global Help Desk specified below to report a problem.

CHINA

Phone
+86-10-8201-3399,+852-2626-8833
Email
customer_service@chinaunicom.cn

HONG KONG

Phone
+852-3106-3766, +86-10-6625-2031
Email
hk-inoc@chinaunicom.cn

AMERICAS

Phone
+1 213-622-2195, +1 888-880-5698