Does Unicom's deputy card have to go through the positive card to handle any business?

Unicom's existing primary card and secondary card services are divided into: 1. The data secondary card is only used for surfing the Internet. It is not the first dual card with a master card, and can only be used for data access. Do not have the communication functions such as SMS, call, etc., and cannot handle other businesses. 2.4G*** Enjoy the card. If you have a main account, you can add other post-paid mobile phone numbers * * * to enjoy all the services such as data traffic, call duration and SMS included in the main account package; 4G*** exclusive package All mobile phone membership numbers can be used to order various value-added services and supplementary services not covered by the 4G*** exclusive package (I can handle it with my valid ID of this number without going through the main account); However, all mobile phone membership numbers of the 4G*** exclusive package cannot participate in preferential activities such as deposit and fee delivery, purchase delivery, deposit and fee delivery, Wo family, Wo business, and group agreement consumption.