The Chinese Academy of Social Sciences (CASS), is a Chinese research institute and think tank. The institution is the premier comprehensive national academic research

The National Library of China (Chinese: 中国国家图书馆; pinyin: Zhōngguó Guójiā Túshūguǎn), or the NLC, is the national library of the People's Republic of China located in Beijing.

包括CSCD，CSCD-ESI，學位論文，CSCD-JCR

提供最新科研進展（每日更新）、文獻檢索、文獻訂閱、求職資訊、專業問答、免費的實驗室試劑管理系統

彙集中國自改革開放以來中國國內報刊公開發表的近6000餘種人文社科學術研究成果。