Refrigeration Equipment: Refrigeration systems or units, refrigeration system components and accessories, freezing and refrigeration equipment, quick-freezing equipment for food, prefabricated cold storage facilities, refrigerated warehouses and freezer rooms, transport refrigeration units, refrigerated containers, frozen packaging boxes, and prefabricated cold storage accessories

Air-Conditioning Equipment: Central air-conditioning units, air conditioners, rooftop air-conditioning units, VRF multi-split systems, residential central air-conditioning systems, special-purpose air-conditioning equipment, air-handling systems, and building intelligent control devices (Copyright of this content belongs to Juzhan. Reproduction without permission is prohibited.)

Ventilation Equipment: Fans (axial-flow, centrifugal), fan rotors, fan blades and related components, fan inverters, wall-mounted fans, ceiling-mounted fans, ductwork, air diffusers and associated fittings, fire dampers, damper valves and related components, coil units, sound-insulating materials, silencers, and other spare parts for air-conditioning and ventilation equipment

Refrigeration and Air-Conditioning Tools and Equipment: Specialized tools, welding and brazing equipment, vacuum and refrigerant charging equipment, testing instruments, leak detectors, temperature meters, cleaning equipment and materials, dehydration and water-treatment systems, and processing machinery