Manufacturing Assembly
Complete assembly support including fastening, bonding, gasketing, welding, sub-assembly, final builds, custom packaging, leak testing, vibration testing, functional testing, and final quality control.
Scale OEM production with A-SPARK Manufacturing’s integrated assembly and manufacturing support, built for complex components, production-ready assemblies, and global supply chains. From design analysis and sourcing to quality control, assembly, packaging, and logistics, our engineering-driven approach helps OEMs reduce risk, control costs, and move from prototype to repeatable production with confidence.

Integrated OEM manufacturing, assembly, quality, sourcing, and logistics support for complex production programs.
Complete assembly support including fastening, bonding, gasketing, welding, sub-assembly, final builds, custom packaging, leak testing, vibration testing, functional testing, and final quality control.
End-to-end product support from concept development and engineering design through prototype planning and production readiness, helping OEMs refine ideas before scaling.
Engineering-led DFM review, material review, first article sample support, process improvement, root cause analysis, and 8D corrective action reporting for reliable manufacturing.
Documented quality systems with dimensional reports, ballooned drawings, control plans, PFMEA, capability studies, certifications, traceability, CMM inspection, and optical inspection.
Precision CNC machining supported by advanced equipment, proper fixtures, high-quality cutting tools, and skilled engineers for tight-tolerance metal component production.
Tariff engineering, import compliance, freight strategy, customs audit preparation, FTA utilization, supplier audits, factory inspections, and logistics troubleshooting for global programs.

We begin with drawings, specifications, target volumes, material requirements, and application needs. Our engineering team reviews manufacturability, sourcing options, assembly requirements, risk factors, and documentation expectations before recommending the most efficient production approach.
See how integrated manufacturing support helps OEMs improve speed, consistency, and supply chain confidence.
A-SPARK Manufacturing combines engineering insight, production capability, and supply chain execution.
Backed by decades of LEGE Corp manufacturing experience in Taiwan and Vietnam operations.
Quick design analysis and short prototyping cycles help OEMs accelerate production readiness.
ISO 9001:2015 and IATF 16949 compliance support consistent, documented manufacturing quality.
Asia-based sourcing, logistics, and compliance knowledge helps reduce global supply chain friction.
Engineering-focused manufacturing support for global OEM production programs.
A-SPARK Manufacturing builds on the legacy of LEGE Corp, whose experience includes more than 40 years in Taiwan and 20 years of operations in Vietnam. From its base in Bac Ninh Province and manufacturing network across Asia, the company supports OEMs that need precision components, integrated assembly, and dependable supply chain execution. Its culture is grounded in excellence, integrity, customer focus, quality first, and innovation. With local business knowledge in Vietnam, Taiwan, China, India, and broader Asia, A-SPARK helps global customers bridge engineering expectations, production realities, logistics requirements, and compliance needs. The mission is clear: provide reliable, transparent, and efficient production partnerships for businesses scaling with confidence in Asia.
A-SPARK Manufacturing supports OEMs with integrated manufacturing and assembly for industrial, electronics, consumer, automotive, EV, oil and gas, plumbing, lighting, renewable energy, medical device, aerospace, and defense applications. Capabilities include mechanical assemblies, light electronics, precision metal components, molded parts, custom packaging, final QC, and functional testing for production-ready delivery.
Get practical answers for your assembly, sourcing, or production needs.
Quality management system certification
Automotive quality standard compliance
Proven die casting and assembly expertise
Share your drawings, specifications, assembly needs, or supply chain goals, and our team will help outline the right production 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.