Huaxing PCBA PCB manufacturing insights and articles

Insights & Resources

Technical articles on PCB design, manufacturing, and industry best practices. Written by our engineering team.

PCB Design for EMC/EMI Compliance — How to Specify Electromagnetic Compatibility Requirements for Yo

PCB Design for EMC/EMI Compliance — How to Specify Electromagnetic Compatibility Requirements for Yo

EMC compliance failures cost PCB buyers $15,000-$50,000 per redesign cycle. This guide covers the 5 PCB design decisions that determine whether your board passe

How to Build a PCB Supplier Quality Scorecard — KPIs That Predict Manufacturing Performance

How to Build a PCB Supplier Quality Scorecard — KPIs That Predict Manufacturing Performance

A practical framework for scoring PCB suppliers on quality, delivery, cost, and responsiveness. Includes weighted KPI formulas, scorecard template, and red-flag

PCB Back Drilling Guide — Stub Removal, Via Stub Effects & Signal Integrity Above 5 Gbps

PCB Back Drilling Guide — Stub Removal, Via Stub Effects & Signal Integrity Above 5 Gbps

Via stubs create signal reflections that destroy high-speed signal integrity above 5 Gbps. Learn how back drilling removes stubs, the design rules that control

SMT vs Through-Hole PCB Assembly — Component, Cost & Reliability Comparison for Product Decision

SMT vs Through-Hole PCB Assembly — Component, Cost & Reliability Comparison for Product Decision

SMT vs through-hole PCB assembly compared: component sizes, cost per joint, reliability, rework difficulty, mixed-technology boards and how to choose the right

How to Read & Compare PCB Quotes — Understanding Cost Breakdowns, Hidden Fees & MOQ Traps

How to Read & Compare PCB Quotes — Understanding Cost Breakdowns, Hidden Fees & MOQ Traps

Learn how to decode PCB manufacturing quotes line by line. Compare 3 real quotes, spot hidden fees, negotiate MOQs, and understand NRE vs unit cost. From a Shen

IPC-A-600 Acceptance Criteria — Visual Inspection Standards for PCB Quality Verification

IPC-A-600 Acceptance Criteria — Visual Inspection Standards for PCB Quality Verification

Complete IPC-A-600 acceptance criteria guide for PCB buyers. Class 1/2/3 inspection standards, annular ring, solder mask, plating, and hole registration criteri

PCB Signal Integrity — Design Rules for Clean High-Speed Signals Above 100 MHz

PCB Signal Integrity — Design Rules for Clean High-Speed Signals Above 100 MHz

Complete PCB signal integrity design guide: crosstalk prevention, termination strategies, differential pair routing, return path design, and stackup optimizatio

PCB First Article Inspection Guide — What Buyers Must Verify Before Mass Production

PCB First Article Inspection Guide — What Buyers Must Verify Before Mass Production

A procurement manager's guide to PCB First Article Inspection (FAI): what to check, red flags, IPC-A-600 acceptance criteria, and how to structure FAI reports t

PCB Design for EV Charging Infrastructure — Power Electronics for AC and DC Fast Charging Stations

PCB Design for EV Charging Infrastructure — Power Electronics for AC and DC Fast Charging Stations

PCB requirements for AC Level 2 and DC fast charging stations: high-current power distribution, thermal management for 350kW+ chargers, galvanic isolation, and

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