The decoration design of fast food restaurants needs to consider the following aspects:

1. Brand image and positioning: determine the decoration design style according to your brand image and positioning, such as quickness, fashion and warmth. Decoration design should be consistent with brand image to attract target customers.

2. spatial planning and layout: according to the actual area and business needs of the store, rationally plan the spatial layout. Including the layout of functional areas such as lobby, dining area, working area and service area, to ensure smooth streamline and comfortable dining experience for customers.

3. color and material selection: choose a color matching scheme suitable for fast food restaurants, and determine the theme color and auxiliary color according to the brand image and business philosophy. In the selection of materials, durability, easy cleaning and food safety should be considered.

4. Lighting design: Reasonable lighting design can improve visual effect and customer experience. Designers can use different types of lighting, such as soft lights, spotlights or decorative lamps, to create a comfortable dining atmosphere.

5. decorations and furnishings: decorations and furnishings can add individuality and characteristics to fast food restaurants. According to the brand image and decoration style, choose suitable decorative elements, such as plants, artworks, wall decoration, etc., to create a unique and attractive environment.

6. logo and sign design: design appropriate logos and signs, including store name logo, menu, price tag, etc., to highlight the brand image and characteristics, so that customers can easily understand and choose.

7. air circulation and noise control: ensure good air circulation in the store and keep the room fresh. At the same time, measures should be taken to reduce the interference of noise on the dining environment and provide a better dining experience.

8. visual focus and display area: set visual focus through design, such as characteristic walls and display cabinets, to highlight brand characteristics and selling points. At the same time, the display area is designed to show the dishes and attract customers' attention.

9. consider the flow of people and dining experience: according to the estimated flow of people, arrange seats and aisles reasonably to ensure that customers have enough dining space and facilitate employees' work.

11. Personalized customization: The decoration design of fast food restaurants can be customized according to their own characteristics and creativity, making the store unique and competitive.

It's best to entrust a professional decoration designer or team for consultation and planning. They can provide professional advice according to your specific needs, budget and market conditions to ensure that the decoration design achieves the expected effect.