Two people are not allowed to swipe their cards to enter the East Library of Shanghai Library. The East Library of Shanghai Library is a one-card, one-person admission rule. A card can only be used by one person. Users without cards need to make an appointment in advance, and two people cannot enter the venue with one card. So two people are not allowed to swipe their cards into the East Hall of Shanghai Library. Shanghai Library, located in Huaihai Middle Road, Xuhui District, Shanghai, is a comprehensive research-oriented public library and industry information center in Shanghai.