1.1 Understanding of the Chemical Industry.mp4+ 2.1 Occupational Contraindications and Occupational Disease Awareness.mp4+ 2.2 Prevention of Occupational Diseases in the Chemical Industry.mp4+ 3.1 Important Information Before Signing a Labor Contract.mp4+ 3.2 Handling of Labor Disputes.mp4+ 4.1 New Employee Onboarding.mp4+ 5.1 Identification of Risk Factors in Chemical Industry Production.mp4+ 5.2 Proper Selection and Use of Personal Protective Equipment (PPE).mp4+ 5.3 Proper Selection and Use of Fire Extinguishers.mp4+ 6.1 Identification of Typical Chemical Equipment.mp4+ 6.2 Identification of Chemical Pipelines and Valves.mp4+ 6.3 Identification of Chemical Measuring Instruments.mp4+ 6.4 Chemical Process Control.mp4+ 6.5 Understanding of Chemical Industry Production Processes.mp4+ 6.6 Reading and Drawing of Process Flow Diagrams.mp4+ 7.1 On-Site Inspection.mp4+ 8.1 Work Permits and Energy Isolation.mp4+ 8.2 Confined Space Operations.mp4+ 8.3 Hot Work Operations.mp4+ 8.4 Other Special Operations.mp4+ 9.1 Awareness of Emergency Management.mp4+ 9.2 Emergency Handling of Chemical Leaks.mp4+ 9.3 On-Site First Aid.mp4+ 10.1 Analysis of Job Promotions.mp4+ 10.2 A Typical Job-Level Hierarchy in State-Owned Enterprises：Taking Sinopec as an Example.mp4+