Category Archives: Process


Apr27
Using Limit Golden Samples to Manage Non-Quantifiable Quality Standards

In business transactions, both buyers and sellers usually agree on a product specification and acceptance criteria for the items being purchased. These criteria may include things like full functionality, dimensions within tolerance, intact packaging, and no defects in color or … Continue reading

Apr22
How to Define Cosmetic Quality Standards for Plastic Parts

Caption: Cosmetic scratches on plastic parts Before products are put into inventory after final assembly, electronics manufacturing factories always perform quality inspections to ensure product quality. In terms of functional performance, most products go through 100% function testing, so pass/fail … Continue reading

Apr02
Root Cause Analysis: Why FPC Traces Break

Recently, my company started seeing an increase in field returns caused by open circuits in flexible printed circuits (FPCs) inside the terminal. After digging into several cases, the root cause turned out to be broken copper traces. So what’s going … Continue reading

Mar26
How to Design FPC-to-PCB Connections for Better Assembly (DFx)

As electronic devices keep getting thinner and more compact, FPCs (flexible printed circuits) are used more and more. In some designs, FPCs even replace traditional PCBs. But no matter how advanced FPC technology becomes, it still needs to connect to … Continue reading

Jan14
Explaining the Relationship Between BOM, AML, AVL, and MPN

BOMs, AML/AVL, and MPNs are essentially the “recipe” behind electronics manufacturing. All of these terms are closely related to a product’s material list. Understanding what they mean is not difficult—the real challenge is knowing how to apply them effectively to … Continue reading