• 3 Videos, Slides, Films

• 3 Conservation of natural resources
• 2 Branding (Marketing)
• 2 Engineering
• 2 Environmental protection
• 2 Marketing
• 2 Mathematics
• 2 Mechanical engineering
• 2 Operations research
• 2 Production management
• 2 Science
• 2 Vocational guidance
• 1 Automobile industry and trade
• 1 Economic geography
• 1 International business enterprises
• 1 Moral and ethical aspects
• 1 Social change

• 3 Films Media Group
• 3 Films for the Humanities & Sciences (Firm)
• 2 4 Learning (Firm)
• 1 FBC

• 3 English

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