ECOJ features over 150 English journals published in China, covering influential journals indexed by SCI, EI, CA and Medline. Subject coverage includes: Agricultural Science, Chemical Engineering, Chemistry, Chinese Medicine, Environmental Science, Health & Medical Science, Mathematics, Physics, and Social Sciences.

Coverage: from 1997 onwards
Number of Journals:  (as of November 2011)
Agriculture: 7
Fundamental Sciences: 65
Health/Medical/Biology: 32
Science& Technology: 46
Social Sciences: 10
Update Rate: Weekly