You can open an account for Unicom 3G/4G through the following channels: 1. You can choose the number through the online business hall or the mobile phone business hall to handle the 3G/4G package. 2. You can go to Unicom's own business hall, 3G brand stores, cooperative business halls, agents and other channels to choose 3G/4G packages to access the network. Tips: If you need to consult local information, you can contact local manual customer service.