When it comes to the grading system of jazz dance, different countries and regions may have different standards and organizations to manage it. The following is a general overview of jazz dance classification:

1. Grading level: Jazz dancing is usually divided into different levels, such as elementary, intermediate and advanced. Each level will cover the technical and dance requirements of a higher stage on the basis of the previous level.

2. Assessment requirements: The scoring system will specify the dance techniques, movements and theoretical knowledge required by each level. This may include basic steps, postures, rotations, jumps, body control, dance rhythm and so on. Students need to prove their ability to understand and apply these requirements.

3. Dance performance: Grading usually includes stage performance evaluation. Students need to prepare a jazz dance performance to show their skills, expressiveness and dance style.

4. Skills demonstration: In addition to dance performances, students may need to demonstrate their skills. This may involve specific technical requirements, such as flipping, flipping, flexibility, combined actions, etc. Students need to demonstrate their skills.

5. Examination evaluation: Students take the examination or evaluation, and the professional examiner or dance teacher will evaluate and score. They will evaluate students' dance skills, sense of rhythm, expressiveness and artistry, and give them corresponding grades or certificates.

The purpose of jazz dance grading system is to provide students with a structured learning path and evaluation mechanism, help them gradually improve their technical level, understand the dance principle, and set clear goals and challenges for them. Taking the jazz dance exam not only helps to improve dance skills, but also enhances students' self-confidence and performance ability.

If you are interested in taking the jazz dance grading examination, you can consult your local dance school, dance association or dance organization to learn more about their grading system, examination date and conditions. They will be able to provide specific guidance and help.