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Heavy Construction Machinery Doosan Dh420 Secondhand Crawler Excavator
US$21,580.00-26,580.00
1 Piece
Product profile
Customization
AvailableAfter-sales Service
Long-Term Supply of Original PartsWarranty
One Year or 2, 000 HoursModel NO.
DOOSAN 420Type
Crawler ExcavatorUsage
Mining Excavator, GM ExcavatorBucket
BackhoeTransmission
Hydraulic TransmissionDrive Type
Electric DriveBucket Capacity
>1.5m³Size
Medium-SizedCertification
CE, ISO9001: 2000Condition
UsedWorking Hours
0~2000Power
210kwMachine Weight
42000kgDisplacement
11.05LYear
2025Maximum Digging Height
11000mmOperating Weight
42000kgTransport Package
International StandardsSpecification
Standard Specifications or CustomizedTrademark
DOOSANOrigin
Anhui, ChinaHS Code
84295210Production Capacity
50 Set/Sets Per MonthCompany profile
CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Flexible customization, Minor Customization CertifiedExport Year: 5.5 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤2.32h
AI-Powered supplier vetting
SummaryHefei Langzhu Construction Machinery Co., Ltd. is a China-based limited trading company established in 2020 with 15 employees. It supplies used excavators, bulldozers, and loaders, and reports export experience of three years with markets including Southeast Asia, the Middle East, Europe, and North America. The supplier offers customization from designs, samples, and full customization, but only two R&D engineers are reported. Its audit information identifies CTI as the auditing organization, with an evaluation result of 0 and a report period from April 22, 2024 to April 21, 2025. Quality assurance and traceability status are unknown, while quality-control testing equipment is reported as zero. Service-capability procedures, approved-supplier records, complaint-handling records, and corrective-action procedures are absent. No overseas warehouse, showroom, agent, branch, or offline trade-show participation is reported. Financial records are referenced for 2021–2023, but the slices do not provide sufficient...
Supplier typeThe supplier is explicitly identified as a trading company and limited company, operating in machinery wholesale, retail, handling, lifting, and used construction machinery. Its product scope covers used excavators, bulldozers, and loaders, and it is reported to have an affiliated company.
After-Sales capabilityThe supplier states a quality- and service-oriented management objective and reports exports to multiple regions, but there are no written procedures or records for complaint handling, corrective and preventive actions, supplier service assessment, or an approved service-supplier list. It also has no overseas warehouse, showroom, agent, or branch, and has not participated in offline trade shows.
R&D capabilityThe supplier reports no new products launched in the past year and has two R&D engineers whose responsibilities include customization and maintenance. Its stated commitment to continuous improvement and innovation is not supported by reported new-product launches, so innovation capability is not demonstrated.
Production capacityThe supplier is classified as a trading company rather than a manufacturer and offers used construction machinery. It reports zero quality-control test equipment, while quality assurance and traceability status are unknown; therefore, the slices do not demonstrate in-house production or robust production-control capability.
Customization capabilityThe supplier explicitly offers full customization, customization from designs, and customization from samples. Two R&D engineers are assigned to customization and maintenance, providing direct evidence of customization support, although the available information does not establish the scale or technical depth of those services.
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