Jun09
How Pilot Production Helps Improve DFM, Process Stability, and Product Quality

Why Do New Products Need Pilot Production? Exploring the Challenges, Benefits, and Lessons Learned
Figure: Why Do New Products Need Pilot Production? Exploring the Challenges, Benefits, and Lessons Learned

Many manufacturing professionals aren’t exactly excited when they’re assigned to a new product pilot build. Pilot production is often complex, fast-paced, and difficult to measure in terms of productivity or performance. Schedules are usually tight, and in the early stages, even the Bill of Materials (BOM) may not be fully finalized. Many tasks still require manual work, and new manufacturing processes often need time to be refined and stabilized.

The challenges don’t stop there. New products typically introduce new components, many of which arrive as bulk parts or tube-fed components instead of production-ready reels. This can create headaches for SMT assembly lines, forcing operators to place parts manually before the boards can enter the reflow oven. The situation is often even more labor-intensive during final assembly, where a significant amount of manual work may still be required.

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Jun03
Product Life Cycle (PLC) Explained: A Complete Guide to New Product Development in Electronics Manufacturing

Product Life Cycle (PLC) Explained: A Complete Guide to New Product Development in Electronics Manufacturing
Figure:Product Life Cycle (PLC) Explained: A Complete Guide to New Product Development in Electronics Manufacturing

Product Life Cycle (PLC) is a framework used to manage a product throughout its entire journey—from the initial idea and market validation to development, production, continuous improvement, and eventually End of Life (EOL). While the exact process may vary from company to company, most follow a similar path to guide products from concept to market in a structured and controlled way.

In the electronics industry, PLC is more than just tracking whether a product grows or declines in sales. It helps companies make decisions, align cross-functional teams, manage risk, and balance time, cost, quality, and market expectations throughout development and production.

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May28
What is DFX? Understanding Common DFX Design Methods Like DFM and DFA

What is DFX? Understanding Common DFX Design Methods Like DFM and DFA
What is DFX? Understanding Common DFX Design Methods Like DFM and DFA

DFX is the general term for “Design for X.” It means considering all aspects of a product’s entire lifecycle right from the beginning of the design stage.

DFX originally stood for “Design for Excellence.” The word “Excellence” can be extended to many different areas, with the goal of making the product as outstanding and perfect as possible. Since perfection is almost endless, people started replacing “Excellence” with specific goals such as Manufacturability, Testability, Inspection, Repairability, Recycle, Cost, and so on — each representing an important aspect of the product’s lifecycle.

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May21
Managing Color Variation in Plastic Parts: 7 Practical Tips for Better Color Control

Pantone card
Pantone color guides

A few days ago, a reader asked Workingbear about color variation issues between plastic injection-molded parts, and whether there are any good ways to better control color consistency.

The problem was probably caused by the purchasing team trying to reduce supply chain risk by placing different plastic molds with different injection molding vendors. During incoming inspection, each individual plastic part passed the color specification requirements and stayed within the defined upper and lower tolerance limits. However, once all the plastic parts were assembled into the final product, obvious color mismatch issues became visible between the parts.

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May13
MRB Decision-Making and Cosmetic Quality Evaluation for Plastic Parts

製造工廠的MRB會議及塑膠件品質判斷

When Workingbear first joined an electronics final assembly factory as a product/process engineer, I often had to attend MRB (Material Review Board) meetings. From time to time, people would come to me asking me to evaluate rejected parts and decide whether they could be waived for use. Otherwise, the production line could face material shortages or even a shutdown.

What I disliked the most back then was dealing with rejected plastic parts. It was always a tough call. Unfortunately, in final assembly, more than 70% of rejected materials were related to plastic components… not exactly a fun situation.

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