Fly ash, coal gangue, stone powder, stone, river sand, black sand, slag, construction waste, tailing slag, rock wool slag, perlite, shale, steel slag, copper slag, alkali slag, smelting slag, water slag, wet ash discharged from power plant, ceramsite, stone waste and other wastes that can be solidified by cement can be used (the soil content of raw materials shall not exceed 5%). The main brick types are: Dutch brick, standard brick, porous brick, hollow brick Core brick, color brick, permeable brick, slope protection brick, curb stone, paving brick, sidewalk brick, river brick, square brick, chain block, grass brick, ring tree brick, thermal insulation block, concrete block, cement foam insulation board, non autoclaved block, etc.