Hey, I’m Barry Zeng. I’ve been making sheet metal parts for 12 years at Shanghai Yunyan Prototype & Mould Manufacture Factory, and there’s a question I get asked at least once a month: “Barry, can I avoid the engineering costs?”…
Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. You know those metal parts you see everywhere — the brackets holding up your office shelves, the chassis inside your computer, the panels on your…
Introduction: When Your Machine Breaks, We’ve Got Your Back Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Picture this: it’s 4:30 PM on a Wednesday. Your production line grinds to a halt because…
Introduction: Why Most Sheet Metal Parts Cost More Than They Should Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the past 12 years, I’ve reviewed thousands of Sheet Metal Part designs —…
Introduction: The Backbone of Industrial Manufacturing Sheet Metal Fabrication is a core manufacturing discipline that transforms flat metal sheets into precise, functional components through cutting, bending, welding, and stamping. From automotive chassis and aircraft skins to medical device enclosures and…