1. Interior design basics: including basic knowledge such as color theory, spatial layout, furniture placement, and how to design according to customers' needs and budgets.

2. Material knowledge: including the nature, use and price of various decoration materials, such as floors, walls, ceilings, lighting, furniture, etc.

3. Construction technology: including wall treatment, ground treatment, circuit transformation, water pipe transformation and other construction technologies, and how to ensure the construction quality.

4. Decoration style: including the design concept and implementation methods of modern minimalist, European classical, Chinese classical, pastoral style and other decoration styles.

5. Environmental protection decoration: including how to choose environmental protection materials, how to reduce decoration pollution and how to improve indoor air quality.

6. Budget control: including how to make a reasonable decoration budget, how to control the decoration cost and how to avoid the decoration trap.

7. Project management: including how to manage the renovation project, how to coordinate the relationship between the parties, and how to solve the problems in the renovation process.

8. Soft decoration: including how to choose curtains, carpets, bedding, lamps and other soft decoration, how to match colors and materials, how to create a comfortable living environment.

9. Software application: including the use of interior design software such as AutoCAD, SketchUp, 3DMax and Photoshop.

10. Case analysis: By analyzing successful decoration cases, learn their design concepts and implementation methods, and improve their design ability.