What is the abnormal health code of Yitongxing?

Yitongxing health code is abnormal: 1. It is because the network is not good or the mobile phone is broken. If it is caused by bad network, it is recommended to replace the network. 2. If the mobile phone is broken, it is recommended to restart it. Of course, there is another possibility that there is a bug in the software itself and the system crashes, so we have to wait for the staff to restore the system. Yitongxing is the official service platform for Internet ticketing of one-way tickets for Beijing rail transit. The main functions of Yitongxing App include online ticket purchase, offline ticket collection, QR code entry and exit, and route inquiry. Yitong is committed to optimizing the mobile payment technology and information service of public transportation. By joining hands with Beijing rail transit management enterprises, Yitong realized the payment when purchasing tickets and passing through the gate through the mobile phone application in Beijing subway, and provided the travel route inquiry function. Users can put forward optimization suggestions through the built-in communication tools of Easy Access. Yitongxing optimizes the application experience through internet means, so that Beijing residents can enjoy more convenience brought by the combination of rail transit and internet payment, and make everyone's travel life more affordable.