I can't know the amount at ordinary times

You need to swipe your card in the supermarket to know the face value of the supermarket shopping card.

Lida Shopping Center is located in the eastern core of No.18 Qinling Road, Laoshan District, with the Laoshan District Government in the north, Beer City and Guoxin Stadium in the west, Qingdao International Convention and Exhibition Center in the east, Qingdao Museum, Grand Theatre and Shilaoren Beach in the south. It is a fashionable business center integrating shopping, leisure, entertainment, food and tourism. Member is a Chinese vocabulary, pronounced Hu Yu á n, which refers to the members of some groups or organizations. Zhang Binglin's "Charter of Asia and the Family Association" and other related records.