On March 31, Hangzhou started the construction of the City Brain 3.0. Depending on the cutting-edge AI technology, it provides the city with the self-evolving "digital heart", to achieve more efficient and intelligent urban governance.

The City Brain 3.0 will create more than 10 intelligent agents including police service, medical treatment, medical insurance, tourism, policies and other fields, better meeting the needs of citizens, empower the intelligent governance of the city with the digital twin technology to boost intelligent and detailed governance, and promote cooperation among the government, market and society to get a comprehensive governance system.