Will it turn blue outside Changsha?

It won't turn blue outside Changsha. According to the relevant information, the health code is only red, yellow and blue, and there is no blue code, so it will not be changed to blue code. Health Code is a tracking and judging system of personal health information and activity information used for epidemic prevention and control in COVID-19. Individuals declare online by themselves, and generate personal two-dimensional code after background audit, which can be used as an electronic certificate for individuals to enter and leave a certain area, realizing one-time declaration and local use.