First, it may be because the password of the login account is entered incorrectly. Click Forgot Password to change the password again.
Second, it may be because the network is unstable, so you can't log in again. Check whether the mobile phone network is normal, which may be caused by the damage of the mobile phone. You can choose to change your mobile phone and try again.
Third, it is also possible that the health code is invalid and cannot be scanned. You can try refreshing the network.
In addition, by default, the health code is valid for 7 days. The health code has expired, and you need to declare your health again to get it again.
Legal basis: Article 12 of the Law of People's Republic of China (PRC) on the Prevention and Control of Infectious Diseases.
All units and individuals within the territory of People's Republic of China (PRC) must accept the investigation, inspection, sample collection and isolation treatment of infectious diseases by disease prevention and control institutions and medical institutions, and provide relevant information truthfully. Disease prevention and control institutions and medical institutions shall not disclose relevant information and materials involving personal privacy. Where the administrative department of health and other relevant departments, disease prevention and control institutions and medical institutions illegally implement administrative management or prevention and control measures and infringe upon the legitimate rights and interests of units and individuals, the relevant units and individuals may apply for administrative reconsideration or bring a lawsuit according to law. Article 17 The State shall establish a monitoring system for infectious diseases. The health administrative department of the State Council formulated the national infectious disease monitoring plan and scheme. The health administrative departments of the people's governments of provinces, autonomous regions and municipalities directly under the Central Government shall, according to the national infectious disease monitoring plans and plans, formulate the infectious disease monitoring plans and work plans in their respective administrative regions. Disease prevention and control institutions at all levels monitor the occurrence and prevalence of infectious diseases and the factors affecting their occurrence and prevalence; Monitor infectious diseases that have occurred abroad, not yet occurred in China or newly occurred in China.