Tai'an Dongnuo Engineering Materials 178-5388-5859 is a company engaged in the development, production, and sales of new building materials. Its main products include drainage boards, water storage and drainage boards, grass planting grids, geotextiles, geomembranes, anti-seepage membranes, HDPE geomembranes, anti-seepage breeding molds, black plastic films, bentonite waterproof blankets, composite geomembranes, plastic blind ditches, hard permeable pipes, geotextile mats, permeable sheets, mesh interwoven drainage boards, etc., which are applied to garage roof and floor, basement roof and floor square greening, roof gardens, roof greening, building roof greening, garden planting greening, etc. The company was established in September 2002 and has a factory in Tai'an High tech Development Zone. Its products are self-produced and sold nationwide, with door-to-door delivery.