... a combination of plastic, natural fiber and some additives using special equipments. It mixes natural fiber and ... natural fiber(wood powder,bamboo powder,etc)10%additives(Anti-UV agent, Anti-oxidant,stabilizers ,colorants,and etc.)Surface treating methodBrushing ... Water-proof, moldy-proof, prevents rotting and moisture, anti-acid, alkali and pest resistance6. Environmental friendly, fully recyclable ...