Road edge stone convenient to drain

The road edge stone comprises a road edge stone body, a plurality of water inlets are evenly formed in one side of the road edge stone body, a plurality of water outlets are evenly formed in the side, away from the water inlets, of the road edge stone body, and a water storage tank is formed in the road edge stone body. The two ends of the water storage tank communicate with the water inlet and the water outlet correspondingly, filtering assemblies are arranged in the water inlet and the water outlet correspondingly, and splicing assemblies facilitating connection of the multiple road edge stone bodies are arranged on the road edge stone bodies. The filtering assembly is used for preventing impurities from entering the road edge stone body during drainage and comprises mounting cylinders detachably arranged in the water inlet and the water outlet, two partition plates perpendicular to each other are arranged in each mounting cylinder, and a plurality of filtering holes allowing rainwater to pass through are d