... can reached 7 hundred million ton, such as rice straw, broomcorn straw, corn straw, soybean straw, fruit shell, peanut shell, coco shell, sugar ... ,indoor PE equipment. Product comparison FunctionOrdinarycement tileAsbestosshingleColor steel tileEcological straw encaustic tilesHeat insulation insummerheat insulationnot heatinsulationnot heatinsulationheat insulationrainy seasonssound insulationhigh ...