Aquatic Weed Harvester & Dredging Equipment Manufacturer

About Weifang Dragon Machinery

Weifang Dragon Machinery Technology Co., Ltd. is a leading manufacturer and complete production supplier of aquatic cleaning and dredging equipment. Our mission is to support a cleaner, greener environment by providing high-performance machinery for lake, river, and pond maintenance.

With years of experience and global project deployments, we deliver reliable, innovative, and durable solutions to environmental challenges. From aquatic weed harvesters to cutter suction dredgers, our equipment is engineered for efficiency and long-term operation in diverse conditions.

50+

Global Projects

20+

Years Experience

Our Featured Products

Discover our range of high-performance aquatic cleaning and dredging equipment designed for environmental restoration, waterway maintenance, and sediment removal.

Aquatic Weed Harvester

Efficiently cuts and collects floating and submerged aquatic vegetation such as water hyacinth, duckweed, and water lettuce.

• Hydraulic cutting system
• Large collection capacity
• Suitable for lakes and slow rivers

Water Trash Salvage Boat

Designed to collect floating debris, plastic waste, and organic trash from rivers, canals, and urban waterways.

• Conveyor belt collection system
• Self-unloading capability
• Operates in shallow waters

Cutter Suction Dredger

High-efficiency dredging solution for sand, silt, and clay in harbors, rivers, and lakes. Models include DGCSD300 and DGCSD500.

• Hydraulic cutter head
• Long discharge distance
• Continuous operation

Auger Suction Dredger

Eco-friendly dredging with minimal turbidity. Ideal for sensitive environments and shallow water bodies.

• Helical auger for gentle excavation
• Low environmental impact
• Precise depth control

Backhoe Dredger

Versatile dredging machine with excavator-style arm. Perfect for precise sediment removal and maintenance dredging.

• Hydraulic backhoe arm
• High digging force
• Barge-mounted design

Amphibious Excavator

Operates on land and in water. Ideal for marshland, wetlands, and shallow water dredging and vegetation control.

• Wide pontoon tracks
• Low ground pressure
• Multi-functional attachments

Water Cleaning Amphibious Vehicle

All-terrain vehicle for cleaning and maintenance in flooded areas, swamps, and shallow lakes.

• Propeller or paddle drive
• High mobility
• Modular tool system

Work Boat

Multipurpose vessel for inspection, maintenance, and support operations on water bodies.

• Durable aluminum or steel hull
• Customizable layout
• Crew and equipment transport

Why Choose Our Equipment?

We deliver robust, field-tested solutions backed by global experience and dedicated support.

High Quality & Durability

Engineered for long service life in harsh aquatic environments with corrosion-resistant materials and robust construction.

Environmental Protection

Our equipment supports ecological balance by removing invasive species, trash, and excess sediment without harming aquatic life.

Global Support & Service

We provide comprehensive after-sales service, technical support, and spare parts availability for customers worldwide.

Our Customer Projects

Real-world applications of our equipment across continents, solving water pollution and sedimentation challenges.

Cutter Suction Dredger in Guangxi, China

In 2016, the DGCSD300 cutter suction dredger was deployed in the Maowei Sea project for harbor channel maintenance.

Canal Dredging in Bangladesh

The DGCSD500 cutter suction dredger is used for dredging the Mongla harbor channel to improve navigation.

Weed Harvesting in Kunming, China

Aquatic weed harvesting equipment deployed in Dian Lake and Panlong River to control water hyacinth growth.

River Cleaning in Hunan, China

Full-automatic water cleaning boat in operation on the Mishui River for debris and algae removal.

Weed & Trash Cleaning in Sichuan, China

Integrated cleaning vessel removing both vegetation and floating waste from urban waterways.

Heavy Duty Dredging in Nicaragua

Robust dredging system installed for lake restoration and flood prevention in Central America.

Lake & River Cleaning in Africa

Water cleaning equipment deployed across multiple African nations for ecosystem preservation.

Trash Cleanup in South America

Specialized vessel for collecting plastic and debris from rivers and estuaries.

Water Caltrop Salvage in Xiangyang

Custom boat designed to harvest invasive water caltrop and restore native aquatic balance.

Our Service Commitment

We don't just sell equipment — we deliver complete solutions with ongoing support to ensure your project's success.

Installation & Training

On-site setup and operator training to ensure safe and efficient use.

Maintenance Support

Scheduled maintenance plans and remote diagnostics available.

Spare Parts Supply

Global logistics network for fast delivery of genuine spare parts.

Technical Consultation

Expert advice on equipment selection, project planning, and optimization.

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