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Reliable High-Efficiency Tunnel Ventilation Duct for Air Quality
US$6.00
1-499 Meters
US$5.00
500+ Meters
Sample price:US$6.00/meter.Request sample
Product profile
Customization
AvailableMaterial
PVCUsage
for Air ConditionerModel NO.
400mmApplication
PetrochemicalShape
RoundPerformance
TemperatureCertification
ISO, CE, CCCDiameter
100~1500mm or CustomizedEnvironmental Temperature
-20~100℃Compressive Strength
1000~2000PALength
10m or CustomizedWeight
470~650GSMThickness
0.4~0.6mmColor
Yellow/Orange/Green/Black/CustomizedFeature
Anti-Static/Waterproof/Impact ResistantConnection Way
Zipper or EyeletTechnical Support
Provide Online Support Upon Customer RequestUsing
Mining/Tunnel/Indoor Ventilation/Parking LotSteel Ring Material
Spring Manganese Steel or Cold Drawn SteelSuspension Clasp Spacing
500mm or CustomizedStorage
Freely Bent, Expanded and ContractedInstallation
Easy to Connect and Disassemble by Zipper or EyeleTransport Package
Export Wooden PackageSpecification
According to the orderTrademark
HANQIOrigin
Shandong, ChinaProduction Capacity
20000 Pieces/YearCompany profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤9.65h
AI-Powered supplier vetting
SummaryShandong Hanqi Industrial Co., Ltd. is identified as a combined industrial company providing design, development, manufacturing, installation, sales, and after-sales services. It reports two production lines, a broad set of manufacturing equipment, inventory capability, written finished-product inspection procedures, and peak- and off-season lead times within 15 working days. The supplier supports extensive customization and ODM services, has introduced new products within the past year, and reports OEM service for well-known brands. However, it reports no supplier-management-system certifications, fewer than five quality-control staff, no valid manufacturing-capacity contract with related subcontractors, no overseas agents, branches, warehouses, or showrooms, and no offline trade-show participation. The provided information does not establish sufficient evidence to assess financial credibility or specific customer cases.
Supplier typeThe supplier is classified as a combined company and describes itself as an industrial enterprise integrating design, development, manufacturing, installation, sales, and after-sales services. It also reports its own factories, a research institute, and strategic cooperation with manufacturers in China.
CertificationsThe supplier-management-system certification field is explicitly recorded as NIL. This is direct evidence that no such certification is reported in the provided information.
R&D capabilityThe supplier reports two years of total R&D engineer experience, a research institute, new products within the past year, and ODM services. These indicators support active product development, although no SDK is available and the depth of the R&D organization is limited in the provided data.
Production capacityThe supplier operates two production lines and lists laser cutting, shearing, rolling, drilling, shot blasting, painting, punching, and welding equipment. It reports inventory capability, written production-service procedures, and lead times within 15 working days in both peak and off seasons; however, it has no valid contract with related subcontractors for manufacturing capacity.
Customization capabilityThe supplier explicitly offers customization from samples and designs, full, minor, and flexible customization, and also provides ODM services. The same customization range is reported across both R&D and design-capability records.
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