1. Management documents of local environmental protection bureau on the project.
2. Management rules and regulations of sewage treatment station
3. Environmental protection facilities ledger of sewage treatment station
4. Emergency plan of sewage treatment station
5. Equipment operation application
6. Commissioning approval
7. Monitor the entrustment report
8. Monitoring report
9. Acceptance monitoring scheme
10. Acceptance monitoring report
1 1. Summary of sludge treatment and comprehensive discharge up to standard.
12. technical report on pollution control
13. Comprehensive application of village drainage