Hey, I’m Barry Zeng. I’ve been in manufacturing for 12 years at Shanghai Yunyan Prototype & Mould Manufacture Factory, and I still remember the first time I watched an EDM machine run. Back then, I was a young engineer fresh…
Hey, I’m Barry Zeng. I’ve been working with CNC machines for 12 years at Shanghai Yunyan Prototype & Mould Manufacture Factory, and if there’s one thing I’ve learned, it’s this: CNC machining is the backbone of modern manufacturing. It’s everywhere…
Hey, I’m Barry Zeng. I’ve been in manufacturing for 12 years at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the years, if there’s one question I get asked more than anything, it’s this: “Barry, how do I get into…
Hey, I’m Barry Zeng. I’ve been in the CNC machining game for 12 years at Shanghai Yunyan Prototype & Mould Manufacture Factory. If there’s one thing I’ve learned, it’s this: your production line is only as good as your spare…
Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. If you’ve ever needed a replacement part for a machine that’s older than your first car — and the original manufacturer told you “sorry, we…
Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. If you’ve ever needed a replacement part for an old machine — and the manufacturer told you it’s discontinued — you know the pain. Or…
Introduction: The Steel Behind the Spark Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Have you ever held a precision metal part — a bracket, a gear, or a housing — and wondered,…
✋ Hey, I’m Barry Zeng — Senior Manufacturing Engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the past 12 years, I’ve helped hundreds of clients take their part designs from a napkin sketch (or a CAD file) to…
Introduction: The Challenge of Programming CNC Spare Parts Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. For over 17 years, I’ve programmed and machined thousands of CNC Spare Parts — from replacement gears…
Introduction: CNC Turned vs Milled Parts — The Cylindrical Advantage Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Every week, I see designers specify CNC milling for components that could be machined faster,…