1. Creativity: The work must be original and innovative, and can solve practical problems or have certain application value. The jury will grade the works according to their innovation, practicality and forward-looking.

2. Scientificality: The work must conform to scientific principles and methods, and be scientific and feasible. The jury will evaluate the works according to their scientific nature, technical content and experimental design.

3. Practicality: The work must be practical and operable, able to solve practical problems or have certain application value. The jury will grade the works according to their practicality, operability and application prospect.

The above works must be original and innovative, can solve practical problems or have certain application value. The jury will grade the works according to their innovation, practicality and forward-looking. The above contents are for reference only, and the specific scoring criteria may be different for different competitions and specific events.