What is a high voltage board? Composite board? Solid wood?

High-pressure board is a density board, which is divided into high-density board and medium-density board. A composite board is a board in which two or more boards are combined together. The solid wood board is the original wood board. The price of the first two kinds of plates is lower and the deformation is less. As long as the standard plates meet the content of harmful substances, they can be used. The manufacturer will present the inspection report. Solid wood board can be an element board, that is, an unpainted board, as long as it is dry, the deformation will be less. There is also a mattress on the bed, and it doesn't matter if it is not painted.