What is the calculation range of Yongan teachers' recruitment experience in 2020?

If the post requires work experience, for example, how to calculate the "two years" required in the post conditions, for example, "two years and above work experience in your major"?

If the recruitment position requires the working years of the candidates, the working years will all end in X month of 2020 (please refer to the relevant instructions in the recruitment brochure for the specific time limit), and the accumulated working years of the candidates will reach two years or more, but the social practice, internship and part-time job of the graduates during their school days cannot be regarded as work experience. Relevant work experience, submit the Professional Work Experience Letter. Engaged in related work in different units and distributed by different units in different time periods.