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Kardv (Shanghai Lerong Industrial) – Industrial vacuum cleaner brand registered in 2010, trademark issued July 2010, English brand Kardv. GS series features turbo air intake design preventing filter clogging and dual bypass cooling system extending motor operation time for complex factory environments. 2008 developed 380V heavy-duty industrial vacuum cleaners, production began 2009 completing light and heavy industrial product lines. 380V models designed with simple, convenient, durable, low-failure philosophy. 2011 launched 220V second-generation commercial/industrial vacuum cleaners with分流减压 silencer design reducing noise while dissipating motor heat. Focused brand strategy: specialized, innovative, trustworthy. Applications include various industrial environments. Website: http://b2b.makepolo.com
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Nilfisk Group – Global leader in professional cleaning equipment offering comprehensive industrial vacuum cleaner range for various applications including explosion-proof and ATEX-certified models. Website: https://www.nilfisk.com
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Delfin Industrial Vacuums – Italian manufacturer of industrial vacuum cleaners and dust extraction systems with distribution in China. Website: https://www.delfinvacuums.com
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Depureco Industrial Vacuums – Spanish manufacturer of industrial vacuum cleaners and dust collection systems for heavy-duty applications. Website: https://www.depureco.com
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Ruwac Industrial Vacuums – German manufacturer of industrial vacuum cleaners and central vacuum systems with various configurations for different applications. Website: https://www.ruwac.de
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Nilfisk (China) – Global cleaning equipment leader with operations in China offering industrial vacuum cleaners for local market. Website: [Contact via industry channels]
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Nederman Group – Swedish company specializing in industrial air filtration offering industrial vacuum systems and central vacuum units for factories and workshops. Website: https://www.nederman.com
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Pullman Ermator – Global leader in dust collection and industrial vacuums for construction and industrial applications. Website: https://www.ermator.com
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VAC-U-MAX – Manufacturer of industrial vacuum cleaners and pneumatic conveying systems for bulk materials handling. Website: https://www.vac-u-max.com
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Hi-Vac Corporation – Global leader in industrial vacuum cleaners and central vacuum systems for heavy industrial applications. Website: https://www.hi-vac.com