Is the transfer from Baotou to Taiyuan given a yellow code

Baotou to Taiyuan transit will not be given yellow code. Staying for more than four hours will show the area on the itinerary code. The itinerary card is an effective voucher to query the itinerary. It can show the places you have visited within 14 days, and you can judge whether there is any risk through this. As long as you stay in a city for more than 4 hours, you will be judged as a resident, and there will be records to show it. If you just pass by, it will generally not be displayed.