Construction Machinery
High-strength cast and machined components for heavy loads and continuous operation.
Since 1992
Specialists in Precision Casting & Machining
Integrated foundry production, CNC machining, and global supply
More than 30 years of casting expertise, advanced inspection, integrated machining, and engineering support for global customers.
Find out moreAbout Us
Precision Casting & Machining Manufacturer You Can Rely On
JINGNAN GROUP INC provides high-quality steel casting, iron casting, alloy steel casting, aluminium casting, and CNC machining for reliable custom industrial components.
ABOUT JINGNAN
30+Years of Casting Experience
4Core Casting Materials
7Industrial Application Groups
100%Quality Inspection Support
Our Core Advantages
Precision Casting, Integrated Manufacturing, Global Supply
A trusted industrial partner for custom casting, CNC machining, inspection, packaging, and dependable delivery.
01Integrated foundry production, CNC machining, and global supply
02Full-process customization from drawings and samples
03Certified quality assurance and documented inspection
04Responsive US coordination for international projects
Materials & Applications
Precision Cast Components
Steel, iron, alloy steel, and aluminium castings engineered for strength, durability, and accurate final machining.
Heavy-Duty Cast Machinery Bracket
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Precision Machined Excavator Link
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Cast Hydraulic Valve Body
LEARN MORE →High-Pressure Hydraulic End Fitting
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Railway Coupler Component
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Forklift Drive Housing
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Agricultural Machinery Casting
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Automotive Alloy Steel Flange
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Engineered for Performance Across Multiple Industries
Casting and machining expertise for construction, hydraulics, rail, agriculture, automotive, hardware, and material-handling equipment.
Hydraulic Components
Pressure-bearing housings, valve bodies, fittings, and actuator components.
Railway & Train Parts
Durable steel and iron components engineered for transport safety and service life.
Automotive & Machinery
Precision cast and CNC-machined components for vehicles and industrial equipment.
Insights & Updates
News
JINGNAN expands international casting support
A stronger response network for precision cast and machined component programs.
Precision casting versus ordinary casting
How process control, tooling, materials, and inspection influence component quality.
How lost-wax casting molds are made
A practical look at wax patterns, ceramic shells, pouring, and finishing.