Joinery board also should see thickness, it is the quality of interior wood block next, good joinery board base timber block is even, without bark, without arc edge, without big void, the surface level off is smooth without bulge. Most of the businesses use the density board made by the ecological board, there are also some ecological board is the use of multi-layer solid wood or joinery board such ecological board, in this aspect of the performance is much better

The board type furniture that faces the family on the general market is more with medium density board and particleboard as the base material, that is to say the common melamine that uses only adorn face plate. In contrast, the narrow sense of ecological board substrate, multi-layer solid wood or joinery board performance is much better. Multilayer solid wood substrate first look at the thickness and sense of layers, good substrate thickness is uniform, good sense of layers, no cavity, overlap phenomenon, smooth surface, no bulge.