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 manufacturing for 12 years at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the years, if there’s one question I hear more than any other, it’s this: “Barry, should I CNC this part…
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 custom part made, you’ve probably asked yourself: “Should I get this CNC machined or 3D printed?” It’s a great question…
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 Steel Behind the Spark Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. My daily bread? Helping clients pick between 3D printing and CNC machining. The wrong choice can crack a mold—or…
Introduction: The Day I Learned That CNC Doesn’t Forgive Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. I’ve been building injection molds for 12 years — long enough to know that a CNC…