
3D SPI Solder Paste Inspection
Controls solder paste volume, height, area and offset before placement to reduce printing-related defects.
A professional SMT manufacturing environment built for 01005 placement, BGA assembly, inspection, ICT support, programming, testing, cleaning and conformal coating.
From solder paste printing to inspection and final reliability processes, each equipment module is arranged to support stable yield, traceability and international customer expectations.
These inspection systems and operator review checkpoints are placed at key SMT stations to control solder paste quality, post-reflow assembly defects, hidden BGA solder joints, electrical connectivity and corrective feedback before shipment.

Controls solder paste volume, height, area and offset before placement to reduce printing-related defects.

Detects missing parts, polarity, solder bridges, insufficient solder and placement accuracy after reflow.

Real AOI review operation supports defect confirmation, false-call reduction and closed-loop feedback for SMT process improvement.

Verifies hidden solder joints for BGA, QFN, LGA and high-density assemblies where optical inspection is limited.

Checks circuit connectivity, component values and assembly defects to strengthen final shipment quality assurance.
A well-controlled SMT line requires equipment capability, process discipline and inspection coverage at every critical stage. YourPCB combines printing, placement, reflow, AOI, SPI, X-Ray and test support to deliver reliable PCBA production for demanding applications.

3D AOI operator verification combines automated optical measurement with human review to confirm solder joints, component polarity, placement accuracy and process feedback.

3D SPI operation measures solder paste height, area, volume and offset immediately after printing to stop paste defects before placement.

X-Ray operation supports BGA, QFN and high-density package inspection where hidden solder joints cannot be verified by visual inspection.

Printer setup and stencil alignment control are key process steps for solder paste consistency, fine-pitch assembly and stable SMT yield.

High-repeatability solder paste printing supports stable SMT yield from the first process step.

Automated stencil printing improves paste volume consistency for fine-pitch and high-density PCBA.

Flexible printing support for engineering samples, prototypes and mixed-volume production.

3D SPI measures solder paste volume, height, area and offset before placement to prevent upstream printing defects from entering mass production.

High-speed placement capability for 01005 components, fine-pitch ICs and high-density assemblies.

Precision placement process supports stable production from prototype builds to volume manufacturing.

Additional SMT placement capacity supports flexible scheduling and diversified production requirements.

Nitrogen reflow helps improve solder joint reliability and oxidation control during assembly.

Controlled reflow profiling supports repeatable soldering quality for complex PCB assemblies.

3D AOI verifies component presence, polarity, solder quality, bridge defects and placement accuracy after reflow for stable SMT quality control.

X-Ray inspection supports hidden solder joint analysis for BGA, QFN, LGA and high-density packages where visual inspection cannot verify internal solder quality.

Non-destructive component counting improves inventory accuracy and material traceability.

ICT support verifies circuit connectivity, component values and assembly defects, helping customers reduce functional risk before shipment.

First article verification strengthens process setup control before production release.

Dimensional measurement supports process verification and quality assurance for precision assemblies.

Board thickness measurement helps control mechanical fit and production consistency.

V-cut residual thickness control supports stable depaneling and product reliability.

Laser marking enables durable identification, traceability and lot control for PCB assemblies.

Selective soldering supports through-hole components while protecting sensitive SMT areas.

Automated soldering improves repeatability for connectors, wires and through-hole processes.

Professional BGA rework capability supports repair, reballing and engineering validation.

Board surface cleaning helps reduce particles and contamination before critical process steps.

Cleaning equipment supports flux residue control and improved long-term product reliability.

PCBA cleaning supports reliability requirements for demanding industrial and electronic applications.

Automated conformal coating protects assemblies from moisture, dust and harsh environments.
YourPCB presents real SMT production, nitrogen reflow, operator inspection, PCBA rework and packaging control to show the process discipline behind reliable assembly delivery.

SMT line operation reflects YourPCB’s placement capability, process discipline and production stability for high-reliability PCBA programs.

Line-side production control supports efficient scheduling, stable throughput and consistent assembly quality.

Controlled nitrogen reflow improves solder joint consistency and reduces oxidation risk for high-reliability PCBA.

Reflow profile management supports repeatable soldering quality for fine-pitch, BGA and high-density assemblies.

Operator inspection adds human verification to automated inspection systems and strengthens practical quality control.

Skilled quality personnel review workmanship details, solder joints and assembly appearance during production.

Process verification helps ensure that PCBA products meet customer requirements before shipment.

Engineering rework support enables corrective action, repair validation and process improvement when required.

Professional review supports reballing, socket replacement and customer-specific repair requirements.

Anti-static packaging reduces handling risk and protects assembled boards during storage and transportation.

Tray packing supports safe separation and handling protection for PCBA products before shipment.

Final packing is arranged to protect finished PCB assemblies during domestic and international delivery.

Shipment preparation supports traceability, product protection and smooth delivery to customers.

Fixture-based programming and testing helps verify firmware loading, interfaces and customer-specific electrical behavior before delivery.

Functional verification confirms real product behavior and strengthens shipment confidence for PCBA projects.
Send Gerber, BOM and Pick & Place files for SMT assembly review, DFM/DFA feedback and production planning.