Unicom 3G mobile phone cards have advertisements on the Internet! ?

3G cards themselves will not carry advertisements. Check to see if any software pop-up ads are installed.

The browser is switched to Ou Peng, but the traffic may be slightly higher than UC, or Firefox and chrome may spend a little more traffic.

After reading the picture, there may be something wrong with the online program. Uninstall it and download one from the official market.