When does Wuxi 3+ 1 1 start counting?

What is the start date of the investigation of Wuxi 3+ 1 1 on February 28th today?

This is a health management measure. The content of this measure is to carry out family health monitoring in the first three days, that is, 1 nucleic acid detection every day, then 1 1 health monitoring, and 1 nucleic acid detection on the seventh and fourth days respectively.

Don't go out for three days before family health monitoring, and medical staff take samples at home every day 1 time; During the last health monitoring period of 1 1 day, on the 4th, 5th, 7th and14th day, the health monitoring personnel at home are strictly single and live alone, and are not allowed to go out to collect nucleic acids. Those who do not meet the requirements will be monitored at the centralized isolation point. Family health monitoring personnel should be in a single room, not allowed to go out and collect nucleic acids at home. It is suggested that a single room should have a separate bathroom, and keep a distance from the people living together during family health monitoring to avoid cross-infection.