Generally, it takes three or four nucleic acid tests to change the color of health code, and every time the nucleic acid test is negative, the system can change the yellow code back to the green code. If it is in a high-risk area, it may take a long time, and it may take about 2 1 day to change back to the green code. "
On June 5438+February 10, 2020, National Health Commission, the National Medical Insurance Bureau and state administration of traditional chinese medicine jointly issued the Notice on Further Promoting the "Five Ones" Service Action of "Internet+Medical Health", explicitly requiring all localities to implement the national mutual recognition of "health codes" and communicate one code.