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Nanjing-based agricultural waste processor that makes organic fertilizers and provides environmental protection services.
Sweeper was established in 2015 and is based in Nanjing, China. It converts agricultural waste into bio-organic fertilizer and provides breeding waste treatment, environmental equipment and related services, with annual production capacity of up to 300000 tons. The company runs 35 self-operated bases, 40 technology export bases and 51 pilot projects. In August 2025 it closed Series B funding from new investor Jiadao Private Capital.
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