wpc decking board: recycled use.better quality impact-resistance,fire-proof,fading-proof ... ,junk boxes,dusbins,benches,chairs for indoor and outdoor. Application: In residences :outdoor funiture,gazebos,sandboxes,camping furniture,benches,gliders,dining ... tables and chairs,bistro tables and swings. In structurals:joists,beams,posts,vehicular and pedestrian bridges,walkways,piers ...