Is it necessary for Ningbo to be isolated from Wuyi?

No need. There is no need to isolate Wuyi in low-risk areas. The specific policy requirements are as follows. Personnel who carry out home health observation and daily health supervision should strictly follow the requirements of the Notice Document on Improving the Distribution Rules of Health Codes and Further Improving the Health Management of Key Personnel issued by the Office of the Leading Group for Epidemic Prevention and Control in novel coronavirus, Zhejiang Province.