OUR PRODUCT
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With quality as our foundation and market as our guide, Qingdao Donglu Technology Co., Ltd. heavily invests in the R&D of our equipment and technologies.
We pay high attention to our customer needs and pride ourselves on the continuous improvement of our innovation and processing capabilities in trailer parts, agricultural parts, and construction hardware.
With quality as our foundation and market as our guide, Qingdao Donglu Technology Co., Ltd. heavily invests in the R&D of our equipment and technologies.
We pay high attention to our customer needs and pride ourselves on the continuous improvement of our innovation and processing capabilities in trailer parts, agricultural parts, and construction hardware.
In the production of agricultural machinery parts, Qingdao Donglu Technology Co., Ltd. has advanced equipment, 20+ years of manufacturing experience and professional production technology. At Donglu, we firmy believe that high-quality products depend on high-quality materials, reasonable craftsmanship and strict inspection, which we continuously achieve!
In the production of trailer accessories, Qingdao Donglu Technology Co., Ltd. has cooperated with many well-known trailer manufacturers in Europe and America. From turning, milling, planning, grinding, drilling, punching, welding, tapping to spraying, etc., our complete processing technology ensures that all components of the products can be produced in our factory.


Production and process
Ipsen heat treatment furnace ensures that the workpieces are heated evenly during the entire heat treatment processing, thereby the mechanical properties and quality of products can be improved;

Material property
High-quality spring steel and professional forging process ensure the toughness and strength of the loader tines;

Powder coating
Coating thickness and coating adhesion ensure the wear resistance of the products;

Inspection
Universal Testing Machine ensures the safety of use.

Design feature
The specially shaped outer tube design reduces the matching gap between the inner and outer tubes, which makes the product more stable. A variety of styles and a wide range of bearing capacity meet various usage scenarios.

Production and process
The application of TRUMPF laser cutting machines improves the machining accuracy and can meet the requirements of customization;

Products feature
High-quality gears made from tempered steel for greater durability create a smoother and safer operation; Reliable quality and stable performance of spindle & bearing extend the service life of products.

Inspection
Dynamic loading test, static loading test, and Industry-standard salt spray test.



Design feature
The specially shaped outer tube design reduces the matching gap between the inner and outer tubes, which makes the product more stable. A variety of styles and a wide range of bearing capacity meet various usage scenarios.

Production and process
The application of TRUMPF laser cutting machines improves the machining accuracy and can meet the requirements of customization;

Products feature
High-quality gears made from tempered steel for greater durability create a smoother and safer operation; Reliable quality and stable performance of spindle & bearing extend the service life of products.

Inspection
Dynamic loading test, static loading test, and Industry-standard salt spray test.


Material and process
High-quality spring steel and professional thermoforming process ensure the toughness and strength;

Inspection
Overall inspection can be done including the size, hardness and the mechanical tests.

Surface Treatment
Spray painting, power painting or galvanized are all available.

Production and process
Automatic temperature control system is used on heating treatment to guarantee that the products are heated evenly, the internal and external structure is uniform, so get the longer work life;

Products feature
Precise and high strength molds get precise shaping for the accurate installation dimensions;

Surface Treatment
Automatic shot peening surface treatment, excellent appearance.



Production and process
Automatic temperature control system is used on heating treatment to guarantee that the products are heated evenly, the internal and external structure is uniform, so get the longer work life;

Products feature
Precise and high strength molds get precise shaping for the accurate installation dimensions;

Surface Treatment
Automatic shot peening surface treatment, excellent appearance.

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