Metal Casting
Precision metal casting support for complex industrial components requiring strength, durability, and consistent geometry, backed by long-standing in-house die casting and assembly experience.
A-SPARK Manufacturing helps global OEMs source precision industrial cast steel parts with engineering support, quality control, machining, assembly, and logistics under one coordinated program. Backed by decades of parent-company casting experience and Vietnam-based operations, the team supports complex components from early design review through scalable production, helping reduce risk, cost, and time-to-market.

Integrated casting, machining, quality, engineering, assembly, and logistics support for complex industrial component programs.
Precision metal casting support for complex industrial components requiring strength, durability, and consistent geometry, backed by long-standing in-house die casting and assembly experience.
CNC machining capabilities help achieve tight tolerances, accurate features, and finished surfaces using advanced equipment, proper fixtures, high-quality cutting tools, and skilled engineering oversight.
Hot and cold forging support for durable components such as connectors, flanges, gears, shafts, sleeves, tees, and valves used in demanding industrial applications.
End-to-end product design and development assistance, including concept development, engineering design, prototype support, and production readiness planning for engineered component programs.
Comprehensive quality management with dimensional reporting, control plans, Process FMEA, capability studies, material certifications, lot traceability, CMM inspection, and continuous monitoring.
Integrated manufacturing and assembly services covering sourcing, procurement, fastening, bonding, welding, testing, packaging, final QC, and logistics planning for production-ready solutions.

The team reviews drawings, specifications, target volumes, materials, tolerances, and performance requirements. This early evaluation identifies manufacturability risks, cost drivers, tooling needs, and opportunities to simplify production before sampling begins.
Manufacturing partnerships built on documented quality, engineering support, and dependable global supply chain execution.
A-SPARK Manufacturing combines engineering depth, quality systems, and supply chain control.
Backed by decades of casting, assembly, sourcing, and production experience across Asia.
DFM reviews, material analysis, and prototyping cycles help accelerate production readiness.
ISO 9001:2015 and IATF 16949 systems support traceability, inspection, and repeatability.
Integrated sourcing, assembly, logistics, and compliance support reduce operational complexity.
Engineering-led manufacturing support for global OEM production programs.
A-SPARK Manufacturing grew from LEGE Corp’s deep manufacturing foundation, including more than 40 years of experience in Taiwan and 20 years of operations in Vietnam. From its base in Bac Ninh Province and branch presence in Dongguan, the company supports customers across Asia and global markets with casting, machining, assembly, sourcing, quality assurance, and logistics solutions. The team’s culture is grounded in excellence, integrity, customer focus, quality first thinking, and innovation. Its mission is to provide reliable, transparent, and efficient production partnerships for companies looking to scale with confidence in Asia while maintaining strict documentation, responsive communication, and long-term supply stability.
A-SPARK Manufacturing supports industrial cast steel parts and related precision metal component programs for OEMs, system integrators, and industrial product manufacturers. Capabilities include metal casting, CNC machining, forging support, assembly, quality documentation, and logistics coordination. The team is best suited for engineered parts requiring repeatability, dimensional control, and scalable production support.
Send your drawings and requirements for a practical manufacturing review.
International quality management system standard.
Automotive manufacturing quality management compliance.
Documented controls supporting repeatable production.
Share your drawings, specifications, volumes, and target timeline. Our team will review requirements and recommend the right 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.