Why Professionals Choose Gaolijie

  • Factory Direct

    Buy directly from the manufacturer. No distributor markup, no middleman fees. Direct engineering support from the team that built your machine.

  • Global Logistics

    Serving 50+ countries with express, air, and sea freight options. Every order shipped in reinforced fumigated wooden crates with full insurance.

  • 1-Year Warranty

    Comprehensive warranty on all machines. Extended plans available up to 3 years. Spare parts ship within 48 hours from our factory inventory.

  • Lifetime Support

    Free technical support for the life of your equipment. Video training, maintenance documentation, and remote diagnostics included with every purchase.

Our Product Lineup

Complete range of industrial duct cleaning robots and supporting equipment.

CR360

CR360

Oil Fume Duct Cleaning Robot

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K7S

K7S

AC Duct Cleaning Machine

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E200

E200

Heavy-Duty Cleaning Robot

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E200 Controls

E200 Controls

Smart Control System

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Complete Equipment Catalog

Complete Gaolijie Industrial Duct Cleaning Equipment Catalog

Browse our full range of B2B industrial duct cleaning equipment for commercial kitchens, HVAC systems, and industrial ventilation. Every Gaolijie machine is factory-direct with global shipping, 1-year warranty, and lifetime technical support. Our product line includes: duct cleaning robots, high-pressure sprayers, hot water washers, automatic coil cleaners, and HEPA dust collectors. Serving duct cleaning contractors, HVAC maintenance companies, facility management providers, and industrial service businesses in 40+ countries.

Request a personalized equipment recommendation from our engineering team — quotes within 24 hours.

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Tell us about your business and we'll recommend the right equipment package. Quotes delivered within 24 hours.

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