How to open virtual network for individual users of Ningbo Unicom?

The ways for individual users of Ningbo Unicom to open the virtual network are: 1, contact the group owner to join; 2. Send the short message "Unicom mobile phone number that has joined the virtual network" to 100 19 to join. (1) The group applying for opening must support SMS; (2) If the virtual network package used by the sending number belongs to the front desk open package, the new application is a virtual network package with the same sending number; (3) If the virtual network package used for sending the number belongs to the package that has not been opened at the front desk, return the virtual network package that has been opened at the front desk for selection;