The invention relates to a smart furniture plate of a smart home system. The smart furniture plate comprises a square plate body, wherein a built-in slot is formed in a corner of the square plate body, and a plate body connector is fixed in the built-in slot; the plate body connector comprises a fixing block and a fixing screw, a guide sleeve is arranged on the side surface of the fixing block, the fixing screw is in threaded connection with the fixing block through the guide sleeve, and the fixing screw penetrates through the fixing block and the square plate body and extends out of the square plate body; a clamping block used for clamping the plate body connector is further arranged in the built-in slot; a positioning plate is further arranged on the side surface, where the fixing screw extends out, of the square plate body; a detachable slot cover is further arranged on the built-in slot. The plate body connector is arranged in the plate body without being exposed out, the attractiveness of home furnishing is improved, the situation that the exposed screw hooks an article in furniture is avoided, damage to the article is avoided, besides, the connector is firm in connection and convenient to use, and the plate body cannot loosen even if the connector is used for a long time.