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Second Hand Big Doosan 420LC-7 Digger High Performance Cheap for Mining Sites
US$39,999.00-79,999.00
1 Set
Product profile
Customization
AvailableAfter-sales Service
Long-Term Supply of Original PartsWarranty
One Year or 2,000 HoursModel NO.
DH420LC-7Type
Crawler ExcavatorUsage
Mining Excavator, GM ExcavatorBucket
BackhoeTransmission
Hydraulic TransmissionDrive Type
Internal Combustion DriveBucket Capacity
>1.5m³Size
Large-ScaleCertification
CE, ISO9001: 2000Condition
UsedWorking Hours
0~2000Power
260 KwMachine Weight
41200 KgDisplacement
11.05 LYear
2024Maximum Digging Height
11000 mmOperating Weight
41200 KgTransport Package
International StandardsSpecification
Standard Specifications or CustomizedTrademark
DoosanOrigin
KoreaHS Code
84295210Production Capacity
50 Set/Sets Per MonthKey features
CE Certification: Product meets CE safety and quality standards for international markets.
Low Operating Hours: Working hours range from 0 to 2000 hours, indicating minimal usage.
Video Inspection: Provided video outgoing inspection to verify machine condition remotely.
Hydraulic Transmission: Features hydraulic transmission system for smooth and efficient operation.
Free Maintenance: Includes free maintenance service and warranty coverage for peace of mind.
Large Inventory: Over 3000 used construction machines available in 400-acre exhibition area.
Fast Lead Time: Average lead time within 15 workdays for both peak and off-peak seasons.
Company 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: ≤2.09h
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.
Product Q&A
Q:What is the engine brand?
A:
All are original engines
Q:What is the working hours range?
A:
The working hours range from 0 to 3000 hours.
Q:What is the lead time?
A:
The lead time is within 7 workdays for both peak and off-peak seasons.
Q:Is customization available?
A:
Yes, full customization is available, including from designs and samples.
Q:What is the warranty policy?
A:
The product includes free maintenance and warranty services.
Send Inquiry
*To:
Hefei Langzhu Construction Machinery Co., Ltd.
Hefei Langzhu Construction Machinery Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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