1. Overview of Research at Home and Abroad2. Similar Simulation Test of Landslide Field3. Rockfall Mechanism and Block Theoretical Stability Analysis4. Potential Hazard Prediction of Collapse5. Laboratory Test6. Disaster Mechanism and Regularity of Landslide and Collapse on High-Speed Railways7. Geological Basis8. Monitoring Technology of Landslide and Collapse of High-Speed Railways9. Landslide and Collapse Prediction Technology10. Monitoring and Forecasting of Landslides and Collapses in Various Stages of High-Speed Railways11. Relying on Engineering Applications12. In Conclusion