2. Orange cards: close contacts of confirmed or suspected patients in COVID-19.
3. Huang Ka: Overseas countries and regions.
4. Green card: other regions. The results of travel itinerary include the countries visited in the previous 14 days and the domestic cities that stayed for more than 4 hours. The color card only reminds you of the place to visit, and has nothing to do with your health.
Extended data:
Precautions for trip codes:
Communication Big Data Travel Card is a travel inquiry service jointly launched by China Telecom, China Mobile, China Unicom and China ICT Institute, which can provide users with free travel certificates of countries (regions) and domestic cities they have visited in the past 14 days.
In order to facilitate users to inquire and prove the health status of epidemic prevention, the national comprehensive government service platform has now incorporated the information of communication big data travel card into the epidemic prevention health code service. ?
People's Daily Online-The flight travel code and health code of Capital Airport and Daxing Airport will not turn red.