Can I apply for a supplementary card for a commercial bank card?

Dingtan Commercial Bank Card in Henan Province temporarily does not support the handling of sub-cards.

The monthly fee for the nail card-business silver card package is 29 yuan, and the package includes 50 minutes of national nail exclusive voice +50 minutes of ordinary national voice, 1.5G national traffic and nail APP directional traffic. Give away caller ID, and call each other free of charge within the nail card user group (namely WVPN). Beyond the package, domestic voice: 0. 1 yuan/minute, domestic traffic: 0. 1 yuan /MB, SMS: 0. 1/ message.