A lot of the ODM's have engineering and consulting shops attached to them who would do all of this for you. There is also a huge market of people experienced in

A lot of the ODM's have engineering and consulting shops attached to them who would do all of this for you. There is also a huge market of people experienced in the industry looking to help people who have never previously been involved in manufacturing. So unsurprisingly the solution in this scenario is to just outsource it, again.