Organic solid waste processing are a main concern in solid waste management especially in developing countries. Regaring our case study for developing countries where the Organic fraction of Municipal Solid Waste (OFMSW) is more than 50 percent of total weight of MSW, mechanical separation, biological processing of OFMSW, production of Refused Dreived Fuel (RDF) form rejected fraction of MSW and engineering lanfilling are a proper strategy for achieving zero landfilling. EWRA owns a professional team and creative engineers who responsibilities for production of customer order based on a optimized and innovated design.