Well for our start-up, we 3D printed the prototypes then sent the CAD files to plastic mould manufacturer in China. 3D printing is expensive if your object is

Well for our start-up, we 3D printed the prototypes then sent the CAD files to plastic mould manufacturer in China. 3D printing is expensive if your object is large. Old school manufacturing is a way to go for now. That way we got lots of units built in bulk.