How to cancel the 3-day countdown of Hangzhou health code?

1. If your recent nucleic acid test is negative, you can reapply for a health code. Once you get a new negative result of nucleic acid test, the system will automatically update your health code and reset it to a 3-day countdown.

2. In case of special circumstances, it is necessary to cancel the countdown in advance, such as emergency travel or handling relevant procedures, you can contact relevant local departments to explain the situation and apply for a green channel. The relevant departments will consider your specific situation and may cancel the three-day countdown.