1. the Supreme People's Court
2. China Judgment Document Network
3. Peking University magic weapon
4. Peking University, French and Italian
5. Advanced legal information database
6. National Academic Journal Database of Philosophy and Social Sciences
7. China Legal Information Network
8. Law Library
9. China Civil and Commercial Law Network
10. Faxin
1 1. Non-litigation cases
12. Aggregation case
13. China Civil and Commercial Law Network
14. Lv Wan.
15.LexisNexis