Focus on Children's Health
Many desks and chairs on the market are uneven in material selection and use. Some manufacturers even choose to use polluted materials to make a large number of desks and chairs for sale to schools, and then some schools will buy a batch of desks and chairs because they are cheap. It will ignore the health problems of children. Basically, students stay on the desk for the longest time. Besides attending classes during the day, they have to study by themselves at night. It takes a long time to touch the desks. If you touch the desks and chairs made of polluted materials for a long time, it will cause students'physical discomfort, dizziness, vomiting and so on. Therefore, the selection of good desks and chairs, desks and chairs is also very important. First, smell whether the desk board has any pungent taste. Second, go up and stand to test the quality of the desk board. Grasp these two points and pick up the desks and chairs.
Pay attention to children's safety and vision problems
From the student's point of view, the requirements for desks and chairs are very high. The most important point is the safety and eyesight of students'children. Nowadays, more and more pupils need to wear glasses or high myopia glasses when they are very young. There are many reasons for this. It is also a situation that parents and schools tend to overlook. According to the national standards, the height of desks and chairs matched by different height is based on correct sitting posture. Correct sitting posture requires that the second two-thirds to three-quarters of students'thighs should be placed on the chair surface, and their feet should be naturally flat on the ground so that there is no obvious pressure under the popliteal fossa. We should carefully select the desks and chairs, choose the desks and chairs with different height matching. The correct sitting posture can improve students'learning enthusiasm, but also help students' children's vision will not be affected.