Introduction: From Idea to Physical Part in Days Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the years, I’ve helped hundreds of product developers, engineers, and entrepreneurs bring their ideas to life…
Introduction: The Hidden Danger in Your Clear Prints Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. I’ve seen it happen many times: a beautiful 3D Printed Resin part that feels strong and flexible…
Introduction: The Volume Tipping Point Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. One of the most common questions I get is: “I love 3D printing for prototypes, but at what quantity does…
Introduction: The First Decision That Affects Your Print Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. When clients send me a file for Industrial 3D Printing, the first thing I check is the…
Introduction: The Hidden Weakness in Your Prints Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. One of the most common failures I see in 3D printed parts is cracking along layer lines. The…
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 Critical Leap from “Raw” to “Finished” When a 3D printed metal part is removed from the powder bed, it is far from ready for delivery. Unmelted powder adhering to the surface, support structure remnants, internal residual stresses, and…
Introduction: Lightweighting – An Eternal Mission for the Automotive Industry Automotive lightweighting is not an option – it is a necessity. According to the International Aluminum Institute, a 10% reduction in vehicle weight can improve fuel efficiency by 6-8% and…
Introduction: A Classic Car’s “Resurrection” and the Transformation of the Spare Parts Supply Chain Last autumn, our received a special call for help. A classic car collector owned a 1972 Ferrari 365 GTB/4 Daytona. A plastic fuel distributor on the…
Introduction: Two Mainstream Technologies, Two Different Cost Logics In the world of 3D printing, SLA (Stereolithography) and SLS (Selective Laser Sintering) are the two most widely used industrial technologies. SLA excels at high‑precision, smooth‑surface appearance parts; SLS requires no supports…