Is quality testing performed before delivery?

Yes, every dredger undergoes complete testing in a pool before shipment to ensure all functions work properly. Test reports are provided to the customer.

What is the lead time for production?

The average lead time is 1-3 months during the peak season and one month during the off-season.

What applications is this dredger suitable for?

It is widely used for sand-excavating, river dredging, desilting, reclamation for channels and land, port construction, and coastal water maintenance.

CSD700 28 Inch Large Suction Dredger High Profits for Sea Dredging with Flexible Design

Name: CSD700 28 Inch Large Suction Dredger High Profits for Sea Dredging with Flexible Design
Brand: Qingzhou Junhang Environmental Protection Technology Co., Ltd.
SKU: 2236037635

Shandong, ChinaQingzhou Junhang Environmental Protection Technology Co., Ltd.

US$1,500,000.00-1,800,000.00

1 Set

Product profile

Customization

Available

Type

Cutter Suction Dredger

Power Type

Diesel

Model NO.

JUNHANG-CSD700 (28 inch)

Customized

Condition

New

Warranty

12 Months for Free, Service Is Life-Time.

After-sales Service

Engineers on-Site Guidance Installation and Traini

Structure

Dismountable Modular Box Structure

Material

Ccsb Marine Steel Plate

Engine Options

International Famous Brand Engine, Multiple Option

Dredging Pump

China Shijiazhuang Famous Brand Pump

Water Flow

7000m3/H

Dredging Depth

17m

Discharge Distance

2200m

Hull Length

38.0 X 9.8 X 3.0m

Testing Before Shipment

Provided Test Reports

Video Outgoing-Inspection

Provided

Main Engine

4000kw

Discharge Pipe Dia.

700mm

Suction Pipe Dia.

800mm

Draught

2.0m

Generator

75kw

Transport Package

in Bulk or Container

Specification

CSD700 (28 inch)

Trademark

JUNHANG

Origin

Shandong, China

HS Code

8905100000

Production Capacity

10 Sets/Month

Key features

Modular Dismountable Design: Box structure allows easy dismantling and re-assembly for convenient land and container transport.

High Efficiency Performance: Features 7000m3/h water flow, 17m dredging depth, and 2200m discharge distance for large-scale operations.

International Core Components: Equipped with famous brand engines (American/Weichai) and high-efficiency Shijiazhuang dredging pumps.

Advanced PLC Control: One-man operation enabled by the latest Siemens PLC control system for simple and fast assembly.

Lifetime Technical Support: 24/7 standby technical support with engineers available for on-site guidance, training, and repairs.

12-Month Free Warranty: Comprehensive 12-month free warranty covering parts and labor, with free spare parts in the first year.

Pre-Shipment Quality Testing: Each dredger undergoes complete pool testing and provides test reports to ensure all functions work properly.

Customizable Configuration: Flexible design allows customization of engine options, structure, and optional equipment based on client needs.

Company profile

Qingzhou Junhang Environmental Protection Technology Co., Ltd.Shandong, China

CertifiedBusiness Type: Trading CompanyExport Year: 2025-09-10Nearest Port: Tianjin, Qingdao, ShanghaiAverage Response Time: ≤0.78hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryQingzhou Junhang Environmental Protection Technology Co., Ltd. is identified as a Chinese trading company established in 2025, while its profile describes manufacturer-oriented capabilities in ship design, dredging equipment, engineering-vessel construction, and related machinery. It reports ISO9001 certification, compliance with China Classification Society requirements, dedicated engineering, quality inspection, and after-sales personnel, and the ability to design machinery for specific customer requirements. The supplier states that it operates five production lines, employs more than 300 people, and reports annual output across several vessel and machinery categories. Its products are reportedly exported to numerous countries. However, the available information contains inconsistencies: the registered company type is “Trading Company,” total staff experience is listed as zero, and the reported manufacturing-plant area is only 126.0 m² despite the stated 300-acre company area. Customer references are...

CertificationsThe supplier explicitly states that it has obtained ISO9001 quality-system certification and that ship design, construction, quality inspection, and accessories are completed according to China Classification Society requirements. These statements provide direct evidence of documented quality certification and stated classification compliance.

After-Sales capabilityThe supplier reports 20 after-sales service technicians and identifies an after-sales department within its organizational structure. This is direct evidence of dedicated after-sales resources, although no response-time, geographic coverage, or service-performance details are provided.

R&D capabilityThe company reports 15 senior engineers specializing in shipbuilding and dredging research, a research and development center, cooperation with classification societies and research institutions, and the ability to develop special machinery. These details directly support an established technical and R&D capability.

Customization capabilityThe supplier explicitly states that it can design and produce special types of machinery according to customer requirements and describes a one-stop model covering ship design, R&D, innovation, manufacturing, and dredging-engineering construction. This directly supports customization capability for specialized vessels and machinery.

Product Q&A

Q:What is the warranty period for the dredger?

We provide a 12-month free warranty for the dredger. During this period, we offer free spare parts and on-site maintenance services.

Q:Can the dredger be customized?

Yes, the dredger supports customization. You can choose engine options (e.g., American or Weichai brands), and we can design according to your specific mining conditions and requirements.

Q:How is the dredger transported?

The dredger features a dismountable modular box structure. It can be dismantled for truck transportation or disassembled to fit into containers, depending on the model size.

Q:What after-sales services are provided?

We provide experienced engineers for on-site installation guidance and operator training. We also offer 24/7 technical support standby and lifelong after-sales service.

Q:What are the main technical specifications?

The CSD700 model has a water flow of 7000m3/h, dredging depth of 17m, discharge distance of 2200m, and is powered by a 4000KW engine.