Introduction: Precision That Drives Performance 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 Custom Injection Molds for the electronics and automotive industries. These…
Introduction: The Promise and Challenge of SLA Accuracy Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Clients come to me expecting Precision SLA 3D Printing — parts that fit perfectly, snap together smoothly,…
Introduction: When Standard Resins Fail Under Heat Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the years, I’ve seen many SLA Resins 3D Printing projects fail because the parts couldn’t withstand heat.…
Introduction: The Journey from Hazy to Crystal Clear Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. One of the most satisfying transformations I see in our shop is taking a hazy, translucent Clear…
Introduction: The Challenge of Making Complex Parts Fit Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the years, I’ve built hundreds of Non-Standard Mechanical Assemblies — custom automation equipment, prototype machinery, and…
Introduction: The Resin Makes the Part Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the years, I’ve printed thousands of parts using SLA 3D Printing — from detailed jewelry patterns to functional…
Introduction: Why Understanding the Injection Molding Process Matters for Buyers and Designers Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the past decade, I’ve been involved in the production of thousands of…
Introduction: Why Machining Carbon Fiber is Different Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. We produce many carbon fiber parts — from drone arms to automotive brackets. While carbon fiber composites offer…
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…