Failed to open the card in the Mi band, and the error 0 1- 1004 1 is displayed.

Hello, try again. After turning on Xiaomi Sports, click on My and select the mi band equipment. Click on the transportation card and select the transportation card to be opened. Select the Pay Now option below. Click on the payment option below.

Generally, CPU cards are used to take buses in cities. There are special bus cards, mobile phone NFC bus cards, and bus cards used with bank cards, which can be used as both bank cards and bus cards. There is also a mobile bus card that is put together with the SIM card of the mobile phone. You can swipe your mobile phone on the bus, and you don't have to bring a bunch of pocket money when you go out.