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Custom Heavy Duty Adjustable Extension Spring Manufacturer with Long Hook
US$1.00
1-999 Pieces
US$0.25
1,000-9,999 Pieces
US$0.05
10,000+ Pieces
Product profile
Customization
AvailableFunction
Pressed, Phonation, Buffer, Drive, Restoration, MeasurementMaterial
Stainless SteelModel NO.
adjustable extension springUsage
Industrial, Auto, Furniture, Motorcycle, Home ApplianceLoad Type
CompressionProduction Process
Cold RollShape
CylinderLeaf
High Temperature Tension Spring Extension SpringWave
Coil/Design Torsion Spring Long Heavy DutyAuto
Conical Compression Spring Snap Spring Garage DoorIndustrial
Auto Lower Spring Pagoda Spring Hot Rolled SpringMechanical
Valve Spring Alloy Spring Helical Coil SpringStainless Steel
201 / 304 / 316 Mechanical Suspension SpringFlat
Steel Flat Spiral Spring Damping Spring Battery CHAuto Return
Custom Spring Product Special Shape SpringPrecision
High Precision Spring Cylindrical Spring Piano WirSpiral Spring
Steel Flat Spiral Spring Craft Spring Vortex CoilTransport Package
OPP Bag/Cartons/Wooden CaseSpecification
CustomizedTrademark
RichGift or OEMOrigin
China ZhongshanHS Code
73202090Production Capacity
50000PCS/DayCompany profile
CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: Confidential CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤7.35h
AI-Powered supplier vetting
SummaryThe supplier demonstrates broad customization and R&D/ODM capabilities, including recent new-product activity, and reports OEM service for well-known brands. It has manufacturing equipment, a 1,200 m² facility, in-stock capability, traceable raw-material identification, quality assurance, and stated lead times within 15 workdays in both peak and off-season. However, several operational controls are documented only as procedures without records, and there is no valid manufacturing-capacity contract with related subcontractors. Overseas support is limited: no overseas warehouse, showroom, agents, branches, or prior offline trade-show participation are reported. Financial credibility cannot be assessed because the supplied financial fields contain only years rather than financial results. No certifications or specific customer cases are identified.
Supplier typeThe supplier’s stated business scope includes hardware manufacturing, development, wholesale and retail, along with sales of plastic, leather, electronic and lighting products. Its commercial coverage spans multiple categories, while the 1,200 m² manufacturing plant indicates a manufacturing-oriented supplier rather than only a trading entity.
R&D capabilityThe supplier reports new products during the past year, provides ODM services, and supports customization from samples and designs through full and flexible customization. However, it reports no available SDK, which may limit certain development or integration scenarios, although the broader evidence supports an innovation capability.
Production capacityProduction resources include yarn-splitting, braiding, laser-cutting, printing, and thermal-transfer equipment, supported by a 1,200 m² plant, inventory capability, 30 qualified service-capability suppliers, and stated lead times within 15 workdays. A material control weakness is that no valid manufacturing-capacity contract exists with related subcontractors, and finished-product inspection instructions lack written records.
Customization capabilityBoth records explicitly list customization from samples, customization from designs, full customization, minor customization, and flexible customization. The supplier also reports R&D capability, recent new products, and ODM availability, providing direct evidence of broad customization coverage.
Client casesThe supplier states that it provides OEM services for well-known brands, which is evidence of brand-client experience. However, no brand names, project descriptions, order history, or independently verifiable case details are supplied, so the depth of its customer-case record cannot be assessed.
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Zhongshan Rich Gift Limited
Zhongshan Rich Gift Limited*Content:
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