Unicom card. "Snail Card" is an exclusive number card product jointly launched by China Unicom and Snail Company, which provides huge and affordable national voice traffic charges and increases exclusive game privileges for snail games. After the snail card is activated, you can participate in popular mobile games within the officially designated scope, and you can choose a game to receive 1 novice gift package and 1 exclusive privilege gift package every month in the next five months, and you can get a total of 6 gift packages. You need to log in to receive them.