PCB Assembly

Sunthone is a one-stop PCB assembly service provider, including PCB assembly, components sourcing, stencils, cable assembly and final product assembly and testing, and we have been providing turnkey PCB assembly services since 2006. We have a PCB factory, a PCB assembly shop (5 SMT lines, 4 DIP lines, 2 AOIs, reflow/wave soldering ovens, X-ray testers, etc.) and an experienced component sourcing team in Shenzhen, China.
Sunthone fully understands the importance of quality for your projects. The quality control system is integrated in each step from preliminary PCB manufacturing to final PCBA packing, and a well-organized inspection and test procedure is performed to ensure the superior quality. All the products are 100% inspected for each shipment.
Our electronic printed circuit board assembly service can support our customers from prototype PCB assembly to high volume PCB assembly production. As a PCB assembly manufacturer, our goal is to provide the highest quality electronic board assembly services at a reasonable price in a short period of time.
Available Service
  • PCB Manufacturing
  • PCB Assembly
  • Components
  • SMT Stencils
  • Cable Assembly
  • PCBA Testing
  • Final Product Assembly
Assembly Technologces
  • SMT
  • THT
  • Reflow Soldering
  • Wave Soldering
  • Hand Soldering
  • Mixed Assembly Technologies

PCB Assembly Capability

             PCBA Manufacturing Capabilities                                       Special Procedure



PCB Size



Max1500*460mmAluminum board/FPCY
Thickest5mmN2 solderingReserved N2 interface
Thinnest0.5mmUV curingY






Max150*150*25mmPCBA cleaningY
Min0201(inch)pressure weldingY
SMT Min Pitch0.3mm QFNconformal coatingY
BGA Min Pitch0.35mm BGAhigh and low temperature cyclic agingY

Wave Soldering

Max Width550mm  
Min Width12mm  

PCB Assembly Procedure

Your Email will be Replied within 8 Hours.