Each preservation unit (organization) shall submit the previous annual report before January 31 of each year. Suggested ReadingCan products made from materials conforming to YY 0341.1 Appendix B be exempted from biological evaluation?What factors may affect biocompatibility risk when using biological test data from similar devices for…Under what conditions can the extraction liquid of dressings be accepted after pH adjustment, centrifugation,…How should the evaluation of new items in the endpoint table be considered after the implementation of the new…When combining subchronic and implantation tests in one project, what factors need to be considered, and how can…What are the key focus areas in the evaluation of acute, subacute, subchronic, and chronic toxicity, and can…