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Focus on the latest articles that cover topics ranging from the latest technologies to best practices and industry news for PCB.
Jun 21, 2026
Selecting the right high frequency PCB material is critical for signal integrity, insertion loss, impedance stability, and long-term reliability. This guide explains the key electrical and mechanical properties engineers should evaluate when choosing PCB materials for RF, microwave, 5G, radar, and high-speed digital applications.
Jun 18, 2026
Jun 15, 2026
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Jun
TOPFAST has launched a dedicated PCB Assembly Quote portal for SMT assembly, turnkey PCBA, and component sourcing projects. Submit your files for engineering review and quotation support.
18
TOPFAST has launched a dedicated Flexible PCB Quote portal for flex PCB and rigid-flex PCB projects. Submit your files for engineering review and quotation support.
15
TOPFAST has launched dedicated quote portals for PCB fabrication, advanced PCB, flexible PCB, and PCB assembly projects, providing faster engineering review and more accurate quotations.
13
TOPFAST has launched a dedicated Advanced PCB Quote portal to support HDI, high-frequency, high-speed, and complex multilayer PCB projects with professional engineering review and quotation services.
11
PCB vias are critical electrical interconnections within multilayer circuit boards. Via failures can cause intermittent connections, signal degradation, and complete system failure. This guide explains the most common causes of PCB via failures, inspection techniques, reliability testing methods, and proven prevention strategies used in modern PCB manufacturing.
10
PCB delamination is one of the most serious reliability issues in printed circuit board manufacturing. It can lead to electrical failures, mechanical instability, and reduced product lifespan. This guide explains the causes of PCB delamination, inspection methods, prevention strategies, and best practices for improving PCB reliability throughout fabrication and assembly.
08
TOPFAST has been recognized by CCTV-2 for its commitment to manufacturing excellence, product quality, and innovation. This milestone reflects the company’s growing influence in the PCB and PCBA industry and reinforces its reputation as a trusted partner for global electronics manufacturing projects.
06
International electronics manufacturing requires strict adherence to regional compliance standards, including RoHS/REACH for Europe, FCC/UL for the United States, and UKCA for the United Kingdom.
05
PCB turnkey solutions integrate front-end engineering, PCB fabrication, 100% authorized component sourcing, SMT/THT assembly, and testing into a single-vendor system to eliminate supply chain fragmentation.
02
Rigid-Flex PCBs combine rigid and flexible circuit structures in a single board, enabling compact, lightweight, and reliable designs for modern electronics. This article explains how to select a rigid-flex PCB supplier, highlighting fabrication capability, materials, design optimization, and assembly guidance. Best practices and common pitfalls are also discussed to ensure successful production.
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May
High frequency PCBs are essential for RF communication, radar systems, automotive electronics, and high-speed digital applications. This article explains how to evaluate a high frequency PCB supplier based on material capability, impedance control, fabrication precision, and reliability management. It also covers common manufacturing challenges and best practices for achieving stable RF PCB performance.
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