About JINGNAN
JINGNAN GROUP INC is a precision casting and machining partner supplying steel, iron, alloy steel, and aluminium components for global industrial applications.
We work from drawings, samples, or technical requirements— aligning material, foundry process, tooling, CNC machining, inspection, finishing, packaging, and delivery.
Our approach connects casting design review, material selection, pattern and mold development, foundry production, heat treatment, CNC machining, surface finishing, dimensional inspection, and documented quality control. From quotation through repeat supply, JINGNAN keeps technical ownership and communication clear.
We support construction machinery, hydraulic systems, rail transportation, forklifts, agricultural equipment, automotive systems, and industrial hardware. Every requirement is treated as a complete manufacturing program with attention to dimensional accuracy, mechanical performance, traceability, repeatability, and dependable international delivery.