Custom Forging
Hot and cold forging services for durable connectors, flanges, gears, shafts, sleeves, tees, valves, and other engineered metal components requiring strength and repeatability.
Get precision-built forged parts and CNC machined components from A-SPARK Manufacturing, a trusted production partner for global OEMs and industrial buyers. From DFM review and prototyping to scalable production, inspection, assembly, and logistics, our engineering-driven approach helps reduce risk, control costs, and keep complex metal component programs moving with confidence.

Precision forging, CNC machining, engineering, quality control, assembly, and logistics support for complex custom component programs.
Hot and cold forging services for durable connectors, flanges, gears, shafts, sleeves, tees, valves, and other engineered metal components requiring strength and repeatability.
Precision CNC machining supported by advanced equipment, proper fixtures, quality cutting tools, and skilled engineers to meet demanding component tolerances.
Concept development, engineering design, and prototype-to-production support help turn custom component ideas into manufacturable, scalable production programs.
Design for Manufacturability analysis, material review, first article samples, process improvement, and 8D corrective actions reduce risk before production scales.
Comprehensive inspection and documentation support includes dimensional reports, control plans, FMEA, capability studies, certifications, and lot traceability.
Integrated manufacturing and assembly services include fastening, bonding, welding, sub-assembly, custom packaging, testing, jigs, fixtures, and final quality checks.

Share your drawings, specifications, target volumes, materials, and application requirements. A-SPARK reviews the technical scope, identifies key risks, and clarifies documentation, tolerance, finishing, assembly, and logistics expectations before moving into engineering.
See how disciplined engineering, quality control, and supply chain support create dependable component programs.
A-SPARK combines engineering depth, certified quality systems, and scalable production support.
Decades of aluminum, zinc, die casting, assembly, and metal sourcing experience guide each program.
Quick design analysis and short prototyping cycles help customers move from concept to production faster.
ISO 9001 and IATF 16949-aligned systems support documentation, traceability, and repeatable production quality.
Integrated sourcing, assembly, logistics, and compliance support reduce handoffs across complex manufacturing programs.
Engineering-led manufacturing support for complex global component programs.
A-SPARK Manufacturing grew from LEGE Corp’s strong manufacturing legacy, including more than 40 years of experience in Taiwan and 20 years of operations in Vietnam. Built on excellence, integrity, and customer focus, the company supports businesses looking to scale production with confidence in Asia. From its base in Bac Ninh Province and branch presence in Dongguan, A-SPARK combines local business knowledge, engineering depth, and global supply chain awareness. The team’s mission is to provide reliable, transparent, and efficient production partnerships, helping customers move from design to delivery with quality-first execution, responsive communication, and long-term manufacturing stability.
A-SPARK Manufacturing supports forged parts such as connectors, flanges, gears, shafts, sleeves, tees, and valves. CNC machining capabilities are used to produce precision metal components across industrial, automotive, EV, electronics, oil and gas, plumbing, renewable energy, medical device, aerospace, and defense applications where repeatability and dimensional control are critical.
Share your drawings and requirements with our manufacturing team.
Quality management system certification.
Automotive quality standard compliance.
Engineering-led production partnership approach.
Tell us about your drawings, materials, quantities, tolerances, and timeline. Our team will review your requirements and help define the most efficient manufacturing path.
For immediate assistance, feel free to give us a direct call at +8435 468 5699. You can also send us a quick email at sales@a-sparkvn.com.
For immediate assistance, feel free to give us a direct call at +8435 468 5699. You can also send us a quick email at sales@a-sparkvn.com.