HowNet, the concept of national knowledge infrastructure, was put forward by the World Bank in 1998. CNKI project is an information construction project aimed at realizing the dissemination, enjoyment and value-added utilization of knowledge resources in the whole society. Initiated by Tsinghua University and Tsinghua Tongfang, it was established in June 1999.

Extended data:

service content

1, China knowledge repository

Provide CNKI source database, foreign language database, industrial database, agricultural database, medical database, economic database and educational database. Among them, the comprehensive databases include China periodical full-text database, China doctoral thesis database, China excellent master thesis full-text database, China important newspapers full-text database and China important conference literary theory full-text database.

Each database provides three retrieval functions: primary retrieval, advanced retrieval and professional retrieval. Advanced retrieval function is the most commonly used.

2. Digital publishing platform

Digital publishing platform is a key publishing project in the 11th Five-Year Plan. Digital publishing platform provides professional digital library and professional library. Personalized service platform consists of personal digital library, institutional digital library and digital learning platform.

Baidu Encyclopedia-China HowNet