Baoshan City and Kunming City belong to Yunnan Province, and both use Yunnan health 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. Personal online declaration, after background audit, can generate personal QR code, that is, "health code." This QR code can be declared as an individual in a certain area of the e-certificate, which is universal in the local area.