Harbin is not a medium-high risk area.

Measures for high-risk areas: 14-day centralized quarantine for returnees from high-risk areas within the country. The county (district) where the high-risk area is located to carry out returnees 7 + 7 health management (7 days home isolation + 7 days home health monitoring), and in the 1st, 3rd, 7th and 14th day each to carry out a nucleic acid test. In the cities where the high-risk areas are located, "two tests in three days" (at 24-hour intervals) and 14 days of home health monitoring are carried out for incoming (returning) Guanwang personnel.

Measures for medium-risk areas: 14-day home quarantine for returnees from medium-risk areas. The city in which the medium-risk area is located to carry out "three days, two checks" (24-hour interval) and 14 days of home health monitoring. For local transmission of the epidemic, not yet classified risk level of municipalities, with reference to the medium-risk areas in the local municipalities management.

Criteria for dividing outbreaks into high, medium and low risk areas:

Beijing is considered on the basis of three dimensions. First, geography, with streets and townships as the basic units. Second, time, the longest incubation period of 14 days as a unit. The third is the outbreak, how many cases there are, and whether there is a gathering outbreak.

Specific criteria is a street in 14 days there is no new crown pneumonia confirmed cases, how many, to divide. Specific division criteria will also be adjusted according to the situation and changes in the epidemic. Beijing now has one high-risk and 18 medium-risk areas.

This is for the purpose of scientific prevention and control, precise policy. It is important to control the epidemic effectively, but also not to cause too much impact on the lives and work of residents, and to keep the impact of the epidemic on society at the lowest level.

The above references People's Daily - What are the criteria for dividing the epidemic into high and low risk areas?