Manufacturing Assembly
Comprehensive manufacturing and assembly services covering sourcing, procurement, fastening, bonding, welding, sub-assemblies, final builds, testing, packaging, and final quality control for production-ready results.
A-SPARK Manufacturing delivers end-to-end contract manufacturing and assembly support for OEMs seeking precision, scalability, and dependable supply chain coordination. From design support and sourcing to production, quality control, and logistics, our team helps businesses reduce complexity, improve consistency, and bring products to market faster with confidence.

Integrated manufacturing, assembly, engineering, and supply chain services built for complex product requirements.
Comprehensive manufacturing and assembly services covering sourcing, procurement, fastening, bonding, welding, sub-assemblies, final builds, testing, packaging, and final quality control for production-ready results.
End-to-end product design and development support from concept and engineering design through prototyping and production, helping clients move efficiently from idea to manufacturable product.
Precision CNC machining services supported by advanced equipment, proper fixturing, quality tooling, and skilled engineers to produce accurate parts for demanding applications.
Precision die casting solutions for complex shapes requiring strength, durability, and repeatability, backed by extensive in-house partnership experience in die casting and assembly.
Custom plastic injection molding and rubber molding services designed for complex product requirements across diverse industries and production environments.
Robust quality management services including PPAP support, CMM and optical inspection, traceability, capability studies, and documentation aligned with ISO 9001 and IATF 16949 requirements.

We begin by evaluating your drawings, specifications, materials, and performance goals to understand technical requirements, production risks, and the most efficient path from concept or existing design to scalable manufacturing.
See how integrated manufacturing support helps clients improve quality, speed, and supply chain performance.
We combine engineering depth, production capability, and supply chain coordination in one reliable partnership.
Backed by 20 years in die casting and assembly with deep manufacturing knowledge.
DFM analysis, material review, and rapid prototyping support faster, smarter production decisions.
Documented controls, traceability, and certified systems help reduce risk across every production stage.
From sourcing to assembly and logistics, one coordinated partner simplifies complex supply chains.
Experienced manufacturing specialists focused on precision and partnership.
A-SPARK Manufacturing is built on a legacy of industrial expertise, combining LEGE Corp's 40+ years of experience in Taiwan with 20 years of operations in Vietnam. That foundation has shaped a team focused on precision, reliability, and practical problem-solving for global OEMs and industrial buyers. Our approach centers on engineering support, transparent communication, and disciplined quality management from concept through delivery. By integrating sourcing, production, assembly, and logistics, we help customers simplify complex manufacturing programs and scale with greater confidence. Guided by values like integrity, excellence, innovation, and customer focus, A-SPARK works to build long-term partnerships that deliver consistent results across demanding industries and evolving supply chains in Asia.
Contract manufacturing services allow a business to outsource part or all of its product production to a specialized manufacturing partner. This can include design support, sourcing, machining, molding, casting, assembly, quality control, packaging, and logistics. A-SPARK Manufacturing provides integrated support so clients can streamline operations, improve consistency, and scale production without building every capability in-house.
Talk with our team about your product, timeline, and production goals.
Supporting global customers with manufacturing, assembly, and supply chain coordination across key international markets.
7 Markets
Service Reach
Vietnam Hub
Production Base
Asia Focus
Regional Support
Ask about manufacturing coverage, logistics, and delivery coordination.
Certified quality management system standard.
Certified automotive quality system standard.
Documented inspection and traceability processes.
Share your product specifications, production goals, and timeline. Our team will review your needs and help outline the right manufacturing and assembly approach.
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.