• Technical and DFM Support
Free DFM Check and Professional Engineering Support
2026-04-07Golden Board PCB/RJX GROUP2

Optimize Your Design, Reduce Cost, Accelerate Production

100% Free DFM/DFA Check for All Orders


Our expert engineering team provides a comprehensive DFM (Design for Manufacturability) and DFA (Design for Assembly) review for every order, completely free of charge, including:
- Design feasibility analysis for mass production
- Impedance and signal integrity optimization
- Minimum line width/space and drill size verification
- Solder mask and silkscreen design review
- Cost optimization suggestions without compromising performance
- Lead time reduction through process optimization

Dedicated Engineering Team for Global Customers


We provide end-to-end technical support for all your PCB projects:
- Custom PCB design consultation for complex projects
- Material selection guidance (FR-4, Rogers, PTFE, etc.)
- Impedance control and high-frequency design support
- Prototype testing and validation support
- Full technical documentation and test reports
- Multilingual technical support for global clients

Free Technical Resources for Your Projects


- PCB Design Guidelines (IPC standards, impedance calculation, etc.)
- Material Selection Guide for different applications
- DFM Checklist for download
- PCB Manufacturing Process Guide
- FAQ for common technical issues

 

Share to
  • Golden Board Electronics/RJX Group
  • +86-755-21045576
  • +86-18575582688(Sales Department )
  • marketing@szgoldenboardhk.com
  • Room 408,A11 Block,Silicon Valley Power Industrial Zone,No.416 Dahe Road,Long Hua District,Shenzhen City,Guang dong Province.
  • Mobile version
  • WeChat
Golden Board Electronics/RJX Group 2026 all rights reserved
Golden Board Electronics/RJX Group
PCB Layout/PCB Manufacture/PCB Assembly
We provide professional PCB design, manufacture, assembly, and customization services.
Inquiry Close
WeChat Sharing Guide
Open the WeChat app, scan the QR code on the left; then click on the icon in the upper left corner of WeChat to share with friends or Moments.