What is the production lead time?

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

Can the ship be transported easily?

Yes, the service work boat has a detachable structure, allowing it to be transported by truck or disassembled for container shipping.

What is the maximum payload capacity?

The maximum payload is less than 5000 tons, with a specific model capacity of 300 tons.

China Manufacture Self-Unloading River Sand Transportation Ship Bulk Carrier Ship for Sale

Name: China Manufacture Self-Unloading River Sand Transportation Ship Bulk Carrier Ship for Sale
Brand: Qingzhou Junhang Environmental Protection Technology Co., Ltd.
SKU: 2233936895

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

US$200,000.00-280,000.00

1 Set

Product profile

Customization

Available

After-sales Service

Engineers on-Site Guidance Installation and Traini

Warranty

12 Months for Free, Service Is Life-Time.

Model NO.

JUNHANG-STB300

Hull Material

Steel

Customized

Certification

CE, ISO

Max Pay Load

<5000ton

Self Propelled

Yes

Type

Cargo Barge

Condition

New

Structure

Dismountable Modular Box Structure

Material

Ccsb Marine Steel Plate

Testing Before Shipment

Provided Test Reports

Video Outgoing-Inspection

Provided

Engine Options

Cummins, Weichai etc.

Engine Power

115kw

Engine Quantity

2 PCS

Hull Size

36 X 8.5 X 3m

Draught

2.4m

Displacement

520 Tons

Capacity

300 Tons

Speed

12 kN/H

Generator Power

55kw

Propulsion Power

220kw

Conveyor Power

50kw

Transport Package

in Bulk or Container

Specification

STB300

Trademark

JUNHANG

Origin

Shandong, China

HS Code

8901905000

Production Capacity

10 Sets/Month

Key features

Customized Modular Structure: Dismountable modular box structure designed for easy transport and on-site assembly.

12-Month Free Warranty: Comprehensive free warranty and on-site maintenance service for one year after commissioning.

Lifetime After-Sales Support: 24/7 technical support and lifelong service availability for all equipment.

International Brand Engines: Equipped with high-efficiency engines from Cummins, Weichai, or Yuchai.

Remote Operation Capability: PLC Siemens control system allows full remote operation from the enclosed operation room.

CCS Certified Marine Steel: Hull constructed from certified marine steel plates with anti-corrosion zinc blocks.

Factory Pre-Testing: Complete performance and safety testing conducted before shipment with provided reports.

On-Site Installation & Training: Experienced engineers provided for installation guidance and operator training.

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: ≤0.95hTerms 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?

We provide a free warranty and on-site maintenance service for one year after commissioning.

Q:Can the ship structure be customized?

Yes, the ship features a customizable, dismountable modular box structure for convenient transport and assembly.

Q:What engine brands are available?

We use international famous brands such as Cummins, Weichai, and Yuchai.

Q:Do you provide after-sales service?

Yes, we offer lifelong after-sales service, 24/7 technical support, and on-site engineer guidance for installation and training.

Q:How is the quality of the ship ensured?

Each ship undergoes complete testing before leaving the factory, including checks on electricity, hydraulic systems, and engine performance, with test reports provided.