About Zhenjiang Yanyang Engineering Co., Ltd.
Over the past three decades, we have successfully delivered a wide range of large-scale marine engineering vessels to clients across Asia, South America, Europe, and Africa. Meanwhile, we have also been deeply involved in numerous port construction and dredging projects.
As the global landscape evolves, we remain committed to serving international clients with expertise, technical excellence, and a dedicated team.
Yanyang Marine – Professional Dredger Manufacturer & Exporter
Yanyang Marine, based in Zhenjiang, China, is a leading manufacturer and exporter of high-performance dredgers and dredging vessels. With years of engineering experience and strict quality control, we specialize in the design, construction, and global delivery of reliable dredging equipment for port development, river dredging, land reclamation, coastal maintenance, and offshore engineering projects.
We offer a complete range of dredgers to meet diverse operational requirements:
Cutter Suction Dredgers (CSD) – Efficient for hard soil, clay, and rock dredging with high discharge distance.
Trailing Suction Hopper Dredgers (TSHD) – Ideal for large-scale offshore and channel dredging with self-loading capability.
Backhoe Dredgers – Strong in excavating stiff materials and precision dredging in confined areas.
Grab Dredgers – Suitable for deep-water dredging and removing boulders or debris.
Chain Bucket Dredgers – Effective for compacted soil and gravel layers.
All our dredgers are built in compliance with international standards and can be classed by IACS societies including CCS, BV, LR, DNV, and others. We prioritize durability, fuel efficiency, and ease of maintenance to ensure stable performance and low operational costs.
At Yanyang Marine, we provide fully customized solutions tailored to your dredging depth, output capacity, working environment, and local regulations. Compared with European manufacturers, our products offer approximately 50% lower cost while maintaining high quality, with fast delivery (2–3 months for standard vessels) and shorter lead times for customized units.
Our full-service package includes:
Custom design and engineering
Factory construction and testing
Shipping and global delivery
On-site commissioning and operator training
Long-term spare parts supply
Worldwide after-sales technical support
Whether you need a standard dredger for immediate use or a bespoke vessel for special projects, Yanyang Marine delivers reliable, cost-effective, and class-approved dredging solutions trusted by clients worldwide.
SEO Title (within 60 characters)
Yanyang Marine | Custom Dredgers & Dredging Vessels for Sale
Meta Description (150–160 characters)
Yanyang Marine provides high-quality cutter suction, trailing suction, backhoe, and grab dredgers. IACS class, fast delivery, global service. Custom solutions for port & offshore dredging projects.
Target Keywords (Core + Long-tail)
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Yanyang Marine dredger
Short Summary (80–100 words)
Yanyang Marine is a professional manufacturer and exporter of dredgers and dredging vessels. We offer cutter suction, trailing suction, backhoe, and grab dredgers with IACS classification. Fast delivery, competitive pricing, and full after-sales support worldwide. Custom designs available for port, river, and offshore dredging projects.
Tags
dredger, dredging vessel, cutter suction dredger, trailing suction dredger, backhoe dredger, grab dredger, IACS class, custom dredger, China manufacturer, Yanyang Marine
FAQ (6 sets)
What types of dredgers do you supply?
We supply cutter suction, trailing suction hopper, backhoe, grab, and chain bucket dredgers.
Do your dredgers have IACS classification?
Yes, our dredgers can be classed with CCS, BV, LR, DNV, or other IACS societies as required.
What is your delivery time?
Standard vessels: 2–3 months. Custom dredgers: 8–12 months.
Can you customize the dredger for our project?
Yes, we fully customize dredging depth, discharge distance, power, and configuration.
Do you provide after-sales service?
We offer global commissioning, training, spare parts, and long-term maintenance support.
What is your advantage compared to European suppliers?
Higher cost-performance (≈50% lower), faster delivery, and full technical support.
Our Products
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Pile Driving Barge (Piling Barge)
Model: 110m pile leader height Pile Driving Barge
Params: LENGTH OVERALL : ~118.50 m2
BREADTH : 37.70 m4
DEPTH : 7.70 m5
PILE FRAME HEIGHT (AB. DESIGN DRAFT) : 137.00 m10
TYPICAL DIAMETER OF PLANTING PILE : Ø4000 mm
TYPICAL LENGTH OF PLANTING PILE : 107 m + DEPTH OF WATER
TYPICAL WEIGHT OF PLANTING PILE : 400 t
Split Hopper Barge
Model: 2600m³ Split Hopper Barge (CCS)
Params: Overall Length : 76.95 m
Waterline Length : 75.92 m
Molded Breadth : 15.60 m
Molded Depth : 6.00 m
Design Draft : 4.00 m
Beam : 9.15 m
Frame Spacing : 0.60 m
Main Engine Power : 3740 kW × 2
Crew : 10 persons
Ice Class : Ice Class B
Backhoe Dredger
Model: EX5500
Params: Overall Length (m) : 71.5
Beam (m) : 22
Draft (m) : 2.5
Excavator Model : Hitachi EX 5500
Excavator Power (kW) : 2 × 1076
Dredging Depth (m) : 18 / 24 / 32
Capacity (m³) : 15 / 18 / 20.5
Propulsion Power (kW) : 2 × 350
Grab Dredger
Model: Self propelled grab dredger
Params: 25m³ Grab Dredger
I. Main Technical Parameters:
Year of Completion: 2012
Overall Length: 58.00 m
Length Waterline: 58.00 m
Length Between Perpendiculars: 56.30 m
Molded Breadth: 22.60 m
Molded Depth: 4.80 m
Designed Draft: 3.00 m
Deck Camber: 0.30 m
Navigation Area: Coastal
Crew: 10 persons
Frame Spacing: 0.60 m
Grab Capacity: 25 m³
Designed Displacement: 3651.308 t
Generators: SB-HW4 × 2
Gross Tonnage: 2349 T
Net Tonnage: 705 T
Main Engine Model: Weichai X6170ZC-21
Quantity: 2 units
Rated Power: 456 KW
Rated Speed: 1500 r/min
Reduction Gear Box Model: HCD400A
Reduction Ratio: 5:1
Trailing Suction Hopper Dredger
Model: TSHD
Params: Main Particulars
Length over allapprox. 171.20 m
Length between perpendiculars : 160.00 m
Breadth, moulded : 36.00 m
Depth, moulded : 15.80 m
Draft at International Freeboard : 9.50 m
Max. Hopper Capacity approx. 26800 m³
Suction Pipe Diameter : Φ1200 mm
Dredging Depth : 40/70/115 m
Speed at draft 11.5 m~15.5 kn
Total installed power : 27726 kW
Main diesel engines : Wartsila 3*8000 kW
Auxiliary/harbor generator : Wartsila 2*1600 kW
Emergency generator : Cummins 1* 526 kW
Main thruster : Wartsila 2*10500 kW
Inboard Dredge Pump : HK 2*6000 kW
Under water pump : HK+BKKER 2*3300 kW
Jet water Pumps : CCCC 2*2000 kW
Bow thrusters : ZF 2*1100 kW
Stern thruster : ZF 1*1100 kW
Class:
CCS, CSA Trailing Suction Dredger, Dredging within R1, DP-1
AUT-0: G-P01L1,S,C,RC,NEC2,INC,RSC1,AFS); G-ECO(BWM(T))
Cutter Suction Dredger
Model: 1000-8000m³/h CSD
Params: Super size 8000m³/h self-propelled cutter suction dredger for major port construction ,reclamation, deep-sea channel excavation. 30m dredging depth, 8000m discharge distance.
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