1. Class characteristics: The class emblem of Qinghe class can reflect the characteristics and personality of the class. We can start with the class name, slogan, sign building and so on, and select the elements representing the class as the inspiration for the design.

2. Color matching: Choose a color matching suitable for the class atmosphere, which can be bright and lively colors or stable and solemn colors.

3. Graphics and fonts: You can try to integrate class names or abbreviations into graphics, or use special fonts for design. Graphics can be simple geometric shapes, abstract line combinations, or figurative image symbols. , to conform to the theme and concept of the classroom.