Chinese patents include invention patents, design patents, utility model patents applied in mainland China since 1985, a total of more than 61.6 million items, about 2.5 million new patents per yea
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- The CAS Journal Ranking, developed by the National Science Library, Chinese Academy of Sciences (
- CNKI is online publishing platform for achievements of CNKI project.
- The China Dissertations Database, established in 1980, has an annual increase of over 420000 arti
- The Oxford English Dictionary Online offers users the most complete, up-to-date, and extensive di
- Web of Science is the world's most trusted, publisher-independent global citation database.
- Founded in 1947, ACM (Association for Computing Machinery) is the world's oldest and largest comp

