Core OEM Manufacturing Capabilities
Custom OEM Service Portfolio
PCB Assembly: Custom SMT (01005/BGA/fine pitch), THT, and mixed-technology assembly – tailored to your PCB design specs
Box Build OEM: End-to-end product integration (PCBs + cable harnesses + enclosures + branding) – delivers finished goods under your brand
Cable Harness Production: Custom shielded/unshielded, coaxial harnesses – matched to your product’s mechanical and signal requirements
Final Product Assembly: Full OEM turnkey – from component sourcing to packaging, aligned with your quality and branding standards
Production Scale & Lead Time
Prototypes (1–10 units): 5–7 business days – for design validation and market testing, with custom DFM feedback
Low Volume (10–1000 units): 7–14 business days – ideal for pre-production runs or niche market OEM products
High Volume (1000+ units): 14–28 business days – automated production lines (SMT placement, harness crimping) for consistent OEM quality
Key OEM Technologies
SMT Assembly: Supports ultra-fine pitch components (≤0.3mm) for compact OEM devices (e.g., wearables, medical sensors)
Through-Hole Assembly: For rugged OEM products (industrial controls, automotive) requiring high mechanical stability
Mixed Technology Integration: Combines SMT/THT for complex OEM systems (aerospace modules, telecom gear) with diverse component needs
OEM Material & Finish Options
PCB Substrates & Components
PCB Materials: FR4 (standard consumer/industrial OEM), flexible PCBs (wearable/automotive OEM), metal core PCBs (high-heat OEM devices – e.g., LED drivers)
Components: 100% RoHS-compliant, lead-free; custom sourcing for hard-to-find or OEM-specified parts (with full traceability for compliance)
Surface Finishes
HASL: Cost-effective for high-volume OEM products (consumer electronics, industrial controls)
ENIG: Ideal for fine-pitch/BGA OEM assemblies (medical devices, aerospace modules) requiring long-term reliability
OSP & Immersion Silver: Lead-free options for OEMs targeting eco-friendly markets; gold plating for high-reliability OEM connectors (aerospace)
OEM-Exclusive Services
Custom Packaging: Branded boxes, anti-static bags, or blister packs – aligned with your OEM product’s marketing and logistics needs
Labeling: Serial numbers, barcodes, compliance marks (CE/RoHS), or your OEM brand logo – for traceability and brand recognition
Custom Testing: OEM-specific functional testing (e.g., environmental stress testing for automotive OEM, sterile testing for medical OEM)
OEM Application Industries
Consumer Electronics: OEM for smartphones, wearables, and home appliances – high-volume, cost-optimized PCB+box build solutions
Automotive: OEM for in-vehicle ECUs, ADAS modules, and charging accessories – AEC-Q200 compliant components, high-temperature materials
Medical Devices: OEM for diagnostic equipment, patient monitors – ISO 13485 compliant, sterile finishes, and custom reliability testing
Industrial Control: OEM for PLCs, sensor controllers – rugged box build, shielded harnesses, and IP-rated enclosures for harsh environments
Aerospace & Defense: OEM for avionics modules, communication gear – MIL-SPEC components, X-ray 100% inspection, and anti-vibration packaging
Telecommunications: OEM for 5G base stations, data center routers – high-frequency PCBs (Rogers), coaxial harnesses, and signal integrity testing
Why Choose Our OEM Manufacturing Services
Deep OEM Expertise: 10+ years in electronic OEM – understand custom specs, brand alignment, and industry-specific compliance (e.g., ISO 13485 for medical)
Advanced OEM Equipment: Automated SMT lines (Yamaha/Fuji), precision harness crimpers, and X-ray testers – ensure consistent quality for your OEM brand
Flexible OEM Scaling: Seamlessly move from 1-unit prototypes to 100,000+ unit production – no need to switch suppliers for your OEM product lifecycle
Strict Compliance: Adheres to ISO 9001 (quality), IPC-A-610 (PCB assembly), RoHS (environmental), and industry-specific standards – mitigates OEM compliance risks
Dedicated OEM Support: A single point of contact for your project – from initial spec review to post-delivery feedback, ensuring OEM requirements are met
OEM Customer Testimonials
“China 365PCB provided exceptional OEM manufacturing support, meeting our tight deadlines with quality results. Their custom box build aligned perfectly with our brand standards.”
— Alex T., Industrial Automation OEM
“Their OEM PCB assembly and box build services helped us scale production seamlessly. From prototype to 10,000-unit runs, the quality never wavered – critical for our medical device brand.”
— Sarah M., Medical Devices OEM
OEM Manufacturing FAQs
Q1: What is OEM manufacturing in electronics?
A1: Electronic OEM manufacturing is the process of producing custom electronic products (e.g., PCBs, finished devices) according to your company’s exact specifications, and delivering them under your brand. It includes end-to-end services like component sourcing, assembly, testing, and packaging – letting you focus on design and marketing.
Q2: Can China 365PCB handle prototype to mass production for OEM projects?
A2: Yes, we offer end-to-end OEM support across the entire product lifecycle. We start with 5–7 day prototypes for design validation, scale to 7–14 day low-volume pre-production, and expand to 14–28 day high-volume runs – maintaining consistent quality and aligning with your OEM timeline.
Q3: What quality controls are in place for OEM manufacturing?
A3: We implement multi-layer quality checks tailored to OEM needs: AOI for SMT defects, X-ray for hidden BGA joints, ICT for circuit continuity, and OEM-specific functional testing (e.g., environmental stress for automotive). All processes follow IPC-A-610, and we provide quality reports for your OEM compliance records.
Q4: Are your OEM manufacturing services RoHS compliant?
A4: Yes, all materials (components, PCBs, cables) and processes (solder paste, cleaning) are RoHS-compliant to restrict hazardous substances. We also support additional environmental standards (e.g., REACH) for OEMs targeting global markets, and provide compliance certificates upon request.
Q5: What industries benefit from your OEM manufacturing services?
A5: Our OEM services cater to industries needing custom, high-quality electronics: automotive (ECUs, ADAS), medical (diagnostic gear), aerospace (avionics), industrial control (PLCs), telecommunications (5G gear), and consumer electronics (wearables). Each industry gets tailored solutions – e.g., sterile finishes for medical OEM, MIL-SPEC parts for aerospace OEM.
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