s. It is also a new type of green floor material for environmental protection. Any qualified SPC floor requires IS09000 international quality system certification and ISO14001 international green ?certification.Compared with the general floor, relief surface is not only more beautiful and more notch, but also has the effect of solid ?wood flooring. This will involve the depth of the slot, in fact, this is a production process problem, directly related to the lin between the plate and the plate