Professional Customized PCBA Service | High Reliability PCB Assembly | STG Electronic
Customized PCBA Service
Provide high-reliability PCBA customization services, support rapid proofing and mass production, and meet the needs of medical, industrial, consumer electronics, etc
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STG Electronic - Your Trusted PCBA Manufacturer for End-to-End Electronics Solutions

High-QualityPCBA ManufacturingServices
STG Electronic specializes in professional PCB Assembly (PCBA) manufacturing, offering comprehensive solutions from prototype to mass production. Our advanced SMT assembly and through-hole technology ensure precision and reliability for your electronic devices.
Why Choose STG Electronic for Your PCBA Needs?
✔ Full-Service PCBA Solutions – One-stop service including PCB fabrication, component sourcing, assembly, and testing
✔ Advanced SMT Assembly – High-speed placement (up to 0402 components) with 99.9% accuracy
✔ Rigorous Quality Control – AOI, X-ray inspection, and functional testing to meet IPC-A-610 Class 2/3 standards
✔ Flexible Production – Support prototypes (24h turnaround) to high-volume orders (1M+ monthly capacity)
✔ Specialized Expertise – Experience in automotive, medical, IoT, and industrial electronics
✔ Advanced SMT Assembly – High-speed placement (up to 0402 components) with 99.9% accuracy
✔ Rigorous Quality Control – AOI, X-ray inspection, and functional testing to meet IPC-A-610 Class 2/3 standards
✔ Flexible Production – Support prototypes (24h turnaround) to high-volume orders (1M+ monthly capacity)
✔ Specialized Expertise – Experience in automotive, medical, IoT, and industrial electronics
Our PCBA Manufacturing Capabilities:
• SMT Assembly: 0.2mm fine-pitch, BGA, QFN packages
• Mixed Technology: Combined SMT and through-hole assembly
• Testing Services: In-circuit testing (ICT), flying probe, and functional verification
• Materials: FR-4, high-frequency, aluminum, and flex PCBs
• Mixed Technology: Combined SMT and through-hole assembly
• Testing Services: In-circuit testing (ICT), flying probe, and functional verification
• Materials: FR-4, high-frequency, aluminum, and flex PCBs
| Article | Description | Capability |
| Laminate Materials | FR4, high TG FR4, high frequency, alum, FPC | |
| Board Cutting | Number of layers | 1-30 |
| Min.thickness for inner layers | 0.003”(0.07mm) | |
| (Cu thickness are excluded) | ||
| Board Thickness | Standard | (0.1-4mm±10%) |
| Min. | Single/Double:0.008±0.004” | |
| 4layer:0.01±0.008” | ||
| 8layer:0.01±0.008” | ||
| Bow and twist | no more than 7/1000 | |
| Copper Weight | Outer Cu weight | 0.5-4 0z |
| Inner Cu weight | 0.5-3 0z | |
| Drilling | Min size | 0.0078”(0.2mm) |
| Drill deviation | ±0.002″(0.05mm) | |
| PTH hole tolerance | ±0.002″(0.005mm) | |
| NPTH hole tolerance | ±0.002″(0.005mm) | |
| Solder Mask | Color | Green,white,black,red,blue… |
| Min solder mask clearanace | 0.003″(0.07mm) | |
| Thickness | (0.012*0.017mm) | |
| Silkscreen | Color | white,black,yellow,blue… |
| Min size | 0.006″(0.15mm) | |
| Component Sourcing | Yes | |
| Tolerance of PCB | ±5% | |
| Max Size of Finish Board | 700*460mm | |
| MOQ | NO MOQ (1pcs) | |
| Surface Finish | HASL,ENIG,immersion silver,immersion tin,OSP… | |
| PCB Outline | Square,circle,irregular(with jigs) | |
| Package | QFN,BGA,SSOP,PLCC,LGA | |
| Sub-assembly | Plastic,metal,screen | |
| Min Line/Space | 0.075/0.075mm | |
Industries We Serve:
Automotive Electronics
Medical Devices
Industrial Control Systems
Consumer Electronics
IoT & Smart Devices
Medical Devices
Industrial Control Systems
Consumer Electronics
IoT & Smart Devices
Get Your Custom PCBA Quote Today!
STG Electronic delivers reliable, cost-effective PCB assembly with fast lead times (5-7 days standard). Our engineering team provides DFM analysis to optimize your design for manufacturability.
STG Electronic delivers reliable, cost-effective PCB assembly with fast lead times (5-7 days standard). Our engineering team provides DFM analysis to optimize your design for manufacturability.
Contact us now to discuss your project requirements!
📞 +86-755-2792-9725 | ✉ sales@stgpcba.com | 🌐 www.china-pcbassembly.com
📞 +86-755-2792-9725 | ✉ sales@stgpcba.com | 🌐 www.china-pcbassembly.com