While touring the China Pavilion at Paris VivaTech, Europe’s biggest tech fair, Chinese ambassador to France Deng Li’s attention was drawn not only to the flashy robot dogs and humanoids, but also to a less eye-catching exhibit: a display of metal parts produced by specialised 3D printers.
“To make something so complicated, 3D printing really saves a lot of trouble compared to traditional production methods,” Deng told his entourage, expressing his amazement at how a printer could produce…



