1. Campus card issued by the school: The campus card of Nankai University uses MIFAREClassic chip, so the campus card of Nankai University can be used directly.

2. Campus cards of other schools: If the campus cards of other schools use MIFAREClassic chips, you can also try to swipe your card with this campus card.

3. Bus cards: for example, one card in Beijing and bus cards in Shanghai. These cards all use MIFAREClassic chips. You can also try to swipe your card with these cards.