China Naming Network - Ziwei knowledge - What's the difference between a 3D printing pen and a 3D graffiti pen?
What's the difference between a 3D printing pen and a 3D graffiti pen?
In fact, there is no difference.
Because the earliest 3D printing pen was developed by a foreign company, they named this product doodle, which literally means graffiti, so maybe the 3D printing pen was called 3D graffiti pen at that time.