What proof does Changsha Wangcheng need to return to Jingzhou?

Cross-city and state in the province, the electronic vehicle pass shall be handled through Hubei Traffic Management Bureau, and the return certificate, health' green code' or health certificate issued by the headquarters at or above the county level shall be submitted in the personnel flow permit file column; Work outside the province shall be handled with reference to the above, and a health certificate shall be issued by the current residence. "