How to classify the certificate level of photoelectric instrument operator?

1, primary certificate. As long as the primary certificate 18 years old or above, junior high school or above can apply for the exam.

2. Intermediate certificate. The intermediate certificate must be at least 20 years old, have a high school education or above, and have worked for 2 years before you can sign up for the exam.

3. advanced. Advanced certificate needs to be at least 22 years old, college degree or above, and have worked for 4 years. If you win the first prize in the class competition, you can sign up for the exam.

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I want to learn street dance. I don't know where the dance club here in Hefei is better. . . I have no dance foundation. . beginner

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