The reason why the school QR code payment can't be paid is that the school closed the payment entrance. Alipay can't pay the tuition fee because the school closed the payment entrance, Alipay didn't cooperate with the school to carry out the education payment service, or found the wrong payment entrance. Mobile phone NFC is not sensitive. Some people are not sensitive to the NFC chip of their mobile phones, and some people are not sensitive to the thick cover of their mobile phones.