Will the health code from Guiyang to Jiaxing change on September 7, 2022/KLOC-0?

Will not change color. According to the epidemic information, the high-speed rail passes through the middle-risk area, as long as it does not stay in the middle-risk area for 4 hours. Health codes do not change color. Once the travel code has an asterisk, you should do nucleic acid immediately and travel with a 24-hour or 48-hour nucleic acid negative code.