Hey, I’m Barry Zeng. I’ve been making sheet metal parts for 12 years at Shanghai Yunyan Prototype & Mould Manufacture Factory, and if there’s one key lesson I’ve learned, it’s this: most people pay way too much for their fabricated…
Hey, I’m Barry Zeng. I’ve been bending metal, cutting steel, and trying to figure out why engineers design impossible parts for the last 12 years at Shanghai Yunyan Prototype & Mould Manufacture Factory. And if there’s one thing I’ve learned,…
Introduction: The Steel Behind the Spark Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. You know those metal brackets, enclosures, chassis, and panels that hold your electronics together, keep your car’s wiring organized,…
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: The Versatility of MIG Welding in Sheet Metal Fabrication Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. In the world of Sheet Metal Fabrication, one question I hear constantly is: “What metals…
Introduction: Why MIG Is the First Choice for Sheet Metal Spare Parts Welding Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. In years of sheet metal fabrication, I deal with Sheet Metal Spare…
Introduction: The Hidden Cost of Weld Distortion Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the years, I’ve welded thousands of Custom Sheet Metal Assemblies — from small brackets to large enclosures.…
Introduction: The Hidden Link Between Cutting Settings and Assembly Success Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. I’ve seen countless sheet metal projects where the laser‑cut parts look fine — until assembly.…
Introduction: Why Enclosure Design Matters Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the years, I’ve helped clients design and fabricate thousands of sheet metal enclosures — for electronics, medical devices, industrial…
Introduction: Three Cutting Technologies, One Factory’s Perspective Hi, I’m Barry Zeng from Shanghai Yunyan Prototype & Mould Manufacture Factory — a real sheet metal fabrication factory based in China. Every day, our workshop runs fiber lasers, plasma tables, and waterjet…