First of all, red, yellow and blue require teachers from pre-school education and related majors, and will also assess their love and responsibility. Before entering the job, the Red, Yellow and Blue Association organized teachers to conduct a systematic and closed primary training for 15. Finally, they can enter the classroom after strict examination of teachers' morality and systematic professional ability test. There will be continuous and systematic on-the-job training after entry to ensure the professional growth of teachers.