Due to the different unsubscribing methods of various value-added services, you can try to log in to the APP client of China Unicom and click Services > Handling > Handling Other Services > Handling Value-added Services > Unsubscribing Services. The service you ordered will be displayed on the interface. After finding the service you want to unsubscribe, you can unsubscribe from the value-added service. If you can't unsubscribe, please consult Unicom manual customer service to unsubscribe.