Functioning since 1985, the Sole Proprietorship Company – Diamond Engineering Enterprises is renowned as Manufacturer, Importer and Supplier of Solar Products, Solar Street Lights, Solar Tunnel Dryer, Domestic Wind Mill, Biogas Plant, Biomass Briquettes, Biomass Pellet, Commercial Biomass Cooking System, Parabolic Solar Cooker. All the products that the company deals in are acclaimed for cost-effectiveness, high performance and longevity. As well, we also manufacture and supply Quartz Lump