When Sui Kang code can&;t log in normally, you can log in by face recognition, which is the fastest way to log in. If you can&;t log in after many face recognition, you can log in with your mobile phone number verification and payment password. However, you should use the number you originally registered. If you can&;t log in by the three methods, it is recommended to call the Suikang Code Service Center directly: 4008308843.