How to update the nucleic acid time in Hebei health code

According to the time of nucleic acid detection. The timing mode is adjusted from countdown to positive timing, and the time from the last detection is automatically calculated. According to the testing completion time, 24 hours, 48 hours, 72 hours, 4 days, 5 days, 6 days and 7 days are counted by hours. Health code is a two-dimensional code used by citizens to prove their health status, and it is an electronic health certificate for travel. The "Hebei health code" applied from various channels has the same function of "one code communication" in the whole province, which is recognized by the whole country, and residents can pass by lighting the code or scanning the code.