How many desks and chairs are there for students?
According to the classification of desk material, the current market there are mainly in the following three kinds of products: wooden desk (hardwood, desk, wood processing and the currently used in the non city); steel desk (steel and plastic combination as the product of the bracket, and used as a melamine board panel); rubber (rubber and plastic alloy materials, desk the mechanical molding school desks and chairs products)
According to the classification of desks and chairs, the primary and secondary schools are commonly used for leveling desks. The University also has ladder desks, reading rooms, desks and so on. Of course, the desks in primary and secondary schools are also divided into lifting desks and stationary desks. The desks and chairs of students in China generally follow the development track of desks and chairs in Western schools. From the material and the development of history, the two are not significantly different, have experienced miscellaneous manufacturing (first generation) - steel wood one (the second generation) - hard plastic alternative stage; in shape, from a single form of gradual transition to lift, even better conform to the various forms of human body engineering.
