How to open Unicom's call reminder

Open it on China Unicom APP, call 100 10 customer service, and open it in the online business hall.

1. Open on Unicom APP: the user opens Unicom APP, clicks on the service, innovates the business, calls the assistant, reminds him of missing messages, and opens it immediately.

2. Dial 100 10 to open customer service: users follow the voice prompts and dial 100 10 to open the missed call reminder service.

3. Opening of online business hall: users log in to Unicom's online business hall, click self-service, business handling, new business handling and business ordering on the homepage, and find the call reminder service in the basic communication category to order.