Hey, I’m Barry Zeng. I’ve been in manufacturing for 12 years at Shanghai Yunyan Prototype & Mould Manufacture Factory, and if there’s one technology that’s genuinely changed how I think about metal casting, it’s 3D printing. I still remember the…
Hey, I’m Barry Zeng. I’ve been designing and building injection molds for 12 years at Shanghai Yunyan Prototype & Mould Manufacture Factory, and if there’s one thing I’ve learned, it’s this: a bad part design will ruin your project before…
Hey, I’m Barry Zeng. I’ve been designing and building injection molds for 12 years at Shanghai Yunyan Prototype & Mould Manufacture Factory, and if there’s one thing I’ve learned, it’s this: a bad mold design will cost you money, time,…
Hey, I’m Barry Zeng. I’ve been designing and building injection molds for 12 years at Shanghai Yunyan Prototype & Mould Manufacture Factory. If there’s one thing I can tell you, it’s this: injection mold making is definitely not a weekend…
Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. If you’ve ever looked at a metal part — a car transmission housing, a laptop hinge, or a power tool body — and wondered, “How…
Introduction: The Foundation of Quality Aluminum Castings Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the past 17 years, I have designed and built hundreds of molds for casting aluminum — from…
Introduction: The Backbone of High-Volume Metal Parts Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the years, I’ve designed and built hundreds of high-performance tools, specifically focusing on the metal die casting…
Introduction: The Foundation of Rotomolded Products Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the past decade, I’ve designed and built hundreds of Rotational Molding Molds — ranging from large water tanks…
Introduction: Why Silicone Molds Are Essential for Critical Applications Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the past decade, I’ve designed and produced hundreds of Silicone Molds for clients in medical…
Introduction: The Backbone of High‑Volume Metal Parts Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the past decade, I’ve designed and built hundreds of Die Casting Molds for clients in automotive, electronics,…