Ningbo professional and technical personnel continuing education network. Ningbo Professional and Technical Personnel Continuing Education Network is a public service platform for online training and management of professional and technical personnel in Ningbo, including public compulsory courses for accounting continuing education in Ningbo. The public demand subject of accounting continuing education is a basic subject that professional and technical personnel should master, and the public demand course includes: the public demand subject includes basic knowledge such as laws and regulations, policy theory, professional ethics and technical information that professional and technical personnel should generally master.