To Guiyang, Guizhou province
From low-risk areas: a green health code.
From medium or high-risk areas: close contacts of confirmed or asymptomatic cases should have a 14-day isolated observation, a 14-day home quarantine and five nucleic acid tests.
People from low-risk areas in the cities or prefectures where a medium or high-risk area is located should take a nucleic acid test put on record in the community or village where they live.