How to use Unicom 3g SMS?

1, use Unicom 3G package or number to open 3G traffic package and other services;

2. The mobile phone terminal supports Unicom 3G network; 3. If the location is within the coverage of Unicom 3G network, you can use Unicom 3G network. Meet the above conditions at the same time, you can use Unicom 3G network.