1, professional knowledge: to investigate the professional knowledge level of ultrasound doctors, including the basic principles of ultrasound examination, common examination methods, diagnosis of common diseases, etc.

2. Clinical application: To investigate the clinical application ability of ultrasound doctors, including the clinical application of ultrasound examination and the judgment and analysis of examination results.

3. Professional Ethics: Investigate the professional ethics of ultrasound doctors, including medical ethics, medical discipline and patient privacy protection.

4. Language expression: To examine the ultrasonic doctor's language expression ability, including written expression and oral expression.

5. Professional English: Check the English level of the ultrasound doctor, including English reading, listening and translation.