163 episodes
Gold: Fix It Before It Breaks: The Power of Preventive Maintenance in Manufacturing (Ep. 40 revisited)
24/07/2026 | 21 mins.In this China Manufacturing Decoded Gold episode from 2021, host Adrian from the Sofeast Group revisits a practical conversation with Renaud about preventive maintenance and why it is essential for any manufacturing operation. The episode breaks down what preventive maintenance means in practice, contrasts it with reactive maintenance, and explains how a planned approach reduces defects, downtime, and lost capacity.
The discussion covers concrete examples and formats for preventive maintenance: daily operator checks (cleaning filters, spotting leaks), weekly technician inspections (belts, pulleys, early wear), and age- or cycle-based actions (tooling or seal replacements before mean time to repair thresholds). Renaud uses simple analogies (like dental checkups) and real-world scenarios to show how small, scheduled interventions keep machinery 'as new' and prevent cascading quality and scheduling problems.
Who should listen? Factory managers, operations leaders, procurement and engineering teams, and anyone involved in automation or production planning. Expect a clear, actionable primer on how preventive maintenance reduces cost and risk, helps deliver on customer promises, and enables smarter automation over time.
Show Sections
00:00 – Introduction
01:10 – The reactive maintenance cycle
03:06 – What preventive maintenance means
04:29 – Is preventive maintenance expensive?
07:42 – Daily, weekly, and usage-based maintenance
11:52 – Why factories resist planned maintenance
13:05 – Maintenance skills and automation
15:32 – Capacity, inventory, and delivery benefits
18:17 – Quality, 5S, and process control
20:12 – Planned maintenance versus emergency repairs
20:43 – Conclusion
Related content
Preventive Maintenance Plan Template
Is Investing In Process Automation In The Factory Worth It? + Implementation Best Practices [Podcast]
Two Preventive Maintenance Examples: Go for More Structure
Are Preventive Maintenance and Process Control the Same Thing?
Manufacturing Cycle Time (Part 1): Machining Optimization
Why Inconsistent Component Variation Is Bad for Assembly & Product Quality
10 Key Factors That Affect Supplier Production Capacity
3 Key Process Improvement Tools You Need To Start Using: Flow Chart, FMEA, Control Plan
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Prefer Facebook? Check us out on FB- A product can meet every technical requirement, pass every test, and still frustrate customers the moment they begin using it.
In this episode, Adrian is joined by Paul Adams, Sofeast’s Head of New Product Development, to explore why user experience is often harder to define and validate than engineering performance.
Paul shares real product-development examples involving confusing power-button behavior, packaging that accidentally activates a battery-powered product, surfaces that pass temperature-safety requirements but feel uncomfortably hot, products that are too heavy for their intended users, and materials that make an otherwise excellent product difficult to hold.
They also explain how to uncover usability problems earlier by testing timing, feedback, controls, setup instructions, accessibility, and prolonged real-world use before tooling and mass production make changes expensive.
Show Sections
00:00 Introduction
00:45 Why passing technical tests is not enough
03:27 Packaging and power-button problems
06:38 Safety compliance versus user comfort
09:13 Why usability is harder than engineering
11:57 Why UX is underinvested during NPI
15:50 Why designers should not test their own products
18:26 How to identify user-experience faults
20:25 Missing or ambiguous product feedback
22:06 Reachability, readability, and controls
24:01 Product setup and instructions
25:33 Why you need to live with the product
28:20 Final takeaway
Related content
The New Product Introduction Process Guide
Prototype Development in China service from Sofeast
NPI Deliverables Review service from Sofeast
How To Define Your Quality Standard For Prototypes?
How To Reduce Risks When Developing New Products? [Video]
What Is Pre-Production Prototype Testing and Why Is It Critical for Product Success?
Final Prototype of your New Hardware Product: When Will You Get There?
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Prefer Facebook? Check us out on FB - What should you do when production is already underway, but quality problems keep appearing from one shipment to the next?
In episode 336, Adrian and Renaud answer a listener question from David B. and explain how buyers should investigate recurring production problems before deciding whether to fix the situation or transfer manufacturing elsewhere.
They begin by separating product design problems from manufacturing and workmanship issues. A product that cannot withstand normal use may be fundamentally under-designed, while products arriving dead on arrival are more likely to indicate manufacturing failures.
The discussion also covers reliability testing, pilot production, supplier audits, corrective action plans, containment measures, documented process changes, fixtures and mistake-proofing.
Renaud explains why inspections can provide useful short-term protection but should not become a permanent substitute for a functioning supplier quality system. If repeated mistakes continue, records are unavailable, or production is being moved between facilities without your knowledge, it may be time to walk away.
You will learn:
• How to distinguish design failures from manufacturing problems
• When early production issues may be understandable
• The warning signs that a supplier has no effective systems
• What evidence to request after a supplier claims a problem is fixed
• Why corrective action and inspection must be used together
• When transferring production becomes the safest option
Show Sections
00:00:13 – Introduction
00:00:59 – What to do when production problems keep appearing
00:02:14 – Design failures versus manufacturing problems
00:04:40 – Validating a new product before scaling up
00:07:00 – Problems during new product introduction
00:08:29 – When repeated mistakes mean it is time to walk away
00:10:15 – Using supplier audits to reduce risk
00:12:38 – Proving that a production problem has been fixed
00:15:38 – Fixtures, mistake-proofing and process improvement
00:19:09 – Corrective action versus more inspections
00:21:37 – When inspections become supplier babysitting
00:23:12 – Common weaknesses to investigate in the factory
00:24:58 – Conclusion
Related content
When and Why a Product Failure Analysis is Required
QC During NPI: Build Quality In Before Mass Production
Corrective Actions and Preventive Actions (CAPA) Guide
Production Transfer: A Roadmap (Assembly Operations Only)
Use a Corrective Action Plan After a Failed Inspection
Supplier Quality Management: KPIs and Improvement Tools
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Prefer Facebook? Check us out on FB - Your electronics work. The firmware runs correctly. The mechanical components fit, and every subsystem has passed its individual tests.
Then everything is installed inside the final enclosure, and entirely new problems begin to appear.
In episode 335 of China Manufacturing Decoded, Adrian is joined again by Paul Adams from the group's contract manufacturer, Agilian Technology, to explore one of the most difficult stages of hardware development: product integration.
Show Sections
00:21 – When Individually Working Parts Fail Together
02:28 – Why Everything Works During Bench Testing
07:40 – What Changes When Integration Begins
08:39 – Designing the Product So It Can Be Debugged
10:16 – Integrating One Subsystem at a Time
13:45 – A Technically Working Product Can Still Fail
15:00 – The Hidden Impact of Heat Buildup
20:19 – The First Complete Build Is Only a Mini Milestone
21:39 – Solving an Enclosure Airflow Problem
23:53 – Paul’s Product-Integration Playbook
24:07 – Step 1: Integrate in Stages
24:52 – Step 2: Test Important Risks Early
26:16 – Step 3: Keep Debugging Access Available
27:18 – Step 4: Test the Way the Customer Will Use It
28:20 – Step 5: Treat the Enclosure as Part of the System
29:29 – Final Lessons From the Integration Process
Related content
How Many Prototypes Are Needed Before We Get ‘Perfection?’
Transitioning to Manufacturing from Product Development | 2 Options
Why does new product development take so long?
Typical Steps Before You Get Look and Work-Like Prototypes
An Effective New Product Development Process for Electronics
Final Prototype of your New Hardware Product: When Will You Get There?
Manufacturing Pilot Runs Are Great With Quantified Objectives
Handover to Manufacturing: What NOT to do & Best Practices
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Prefer Facebook? Check us out on FB Are Trade Shows Still Worth It? How to Find and Assess Suppliers (Listener Question)
26/06/2026 | 26 mins.Are trade shows still worth attending when buyers can search for suppliers through Alibaba, Google, ChatGPT, and other online platforms?
For physical products, Renaud Anjoran believes they still offer considerable value, provided buyers arrive with a clear objective and understand how to assess the companies they meet.
In this listener Q&A episode, Adrian and Renaud answer Robert C’s question about events such as the Canton Fair, Global Sources, CES, and IFA.
Show Sections
00:00:10 – Introduction and Robert’s listener question
00:01:19 – Are trade shows still worth attending?
00:03:40 – Why in-person trade shows can beat online supplier searches
00:04:53 – Spotting trends and avoiding undifferentiated products
00:07:18 – Why an impressive booth proves very little
00:09:06 – Questions buyers should ask potential suppliers
00:09:32 – How to avoid being seen as a “tire kicker”
00:11:35 – Researching exhibitors before attending the show
00:14:11 – Manufacturer or trading company?
00:15:00 – In-house capabilities, customer fit, and production capacity
00:16:52 – How suppliers judge visitors at their booths
00:18:21 – How to present your company as a credible prospect
00:20:12 – Realistic forecasts, order values, and exaggerated promises
00:21:48 – Why the maturity of your product design matters
00:23:16 – Discussing first-order MOQs and longer-term volumes
00:24:39 – Final advice and the Agilian factory-tour series - watch the tour videos here
Related content
How To Get More Out of a China Trade Fair Visit
How To Find Suppliers in China
27 Questions To Ask During a China Factory Visit
Are Suppliers on Alibaba and Global Sources Trustworthy?
Sourcing from China 101, Part 2: How to Identify Potential Chinese Suppliers?
Found some possible suppliers? We can help check them:
Supplier Legal Records Check
Certificates & Reports Verification
Supplier Bank Account Verification
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About China Manufacturing Decoded
Join Renaud Anjoran, Founder & CEO of Sofeast, in this podcast aimed at importers who develop their own products as he discusses the hottest topics and shares actionable tips for manufacturing in China & Asia today!WHO IS RENAUD?Renaud is a French ISO 9001 & 14001 certified lead auditor, ASQ certified Quality Engineer and Quality Manager who has been working in the Chinese manufacturing industry since 2005. He is the founder of the Sofeast group that has over 200 staff globally and offers services (QA, product development & engineering, project management, Supply Chain Management, product compliance, reliability testing), contract manufacturing, and 3PL fulfillment for importers and businesses who develop their own products and buyers from China & SE Asia.WHY LISTEN?We‘ll discuss interesting topics for anyone who develops and sources their products from Asian suppliers and will share Renaud‘s decades of manufacturing experience, as well as inviting guests from the industry to get a different viewpoint. Our goal is to help you get better results and end up with suppliers and products that exceed your expectations!
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