Author Archives: WorkingBear


Aug27
Introduction to the Responsibilities and Roles of MPE (Manufacturing Process Engineers)

Today, I want to introduce the responsibilities and role of MPE (Manufacturing Process Engineering). It’s a bit awkward because Workingbear’s own job is exactly this—MPE work. If you’ve read through this blog, you can probably guess that MPE’s responsibilities cover … Continue reading

Aug25
Introduction to Process Capability ─ How to Evaluate and Improve It

In earlier articles, we talked about three statistical indicators for process capability: Cp, Ck, and Cpk. But some people may still feel unclear about what these really mean. Let’s use normal distribution charts to explain them in a simpler way.

Aug21
Understanding the Role and Responsibilities of Quality Engineers (QC/QA) in a Factory

Workingbear has always wanted to write an article about “Quality Engineers,” because in most factories, quality engineers, product/process engineers, and test engineers are often called the “three major engineering departments” in manufacturing. Of course, there are also production, machine maintenance, … Continue reading

Aug14
The Role of a Manufacturing Testing Engineer in a Company

Here, the “Testing Engineer” we’re talking about is the one in a manufacturing plant responsible for product testing. We usually refer to the R&D engineers responsible for testing as EEs (Electronic Engineer). This role, along with the “Process/Product Engineer” we … Continue reading

Aug07
What’s the Difference Between Electromigration (EM) and Electrochemical Migration (ECM)?

At first glance, Electromigration (EM) and Electrochemical Migration (ECM) might seem alike. In both cases, metal atoms or ions move from a high-voltage area to a low-voltage area, and both can lead to dendrite growth. But they’re actually very different … Continue reading