Try another place with good signal. In order to cope with the complex epidemic situation, improve the efficiency of digital prevention and control, and realize accurate and intelligent prevention and control, the county digital prevention and control class has specially developed the "e-Jian 'an" health management platform, which mainly includes several functions such as my health code, code scanning, application code, and declaration for returning to China.
Or try restarting your phone. If you can't receive the verification code due to the problem of mobile phone setting, you need to intercept and turn off the short message of mobile phone setting.