I mean, you have a point, but it's inevitable. If a person pays you to do something, then you find out they are selling your work for an order of magnitude more than you're making, it's human nature to at least question this, at best mimic it, laws be damned.
You seem to be justifying crime because it was so easy to commit that you might as well.
Yard ornaments might be easy to steal, I mean, heck, people just leave them in their front yard over night. But it's still theft, it's still illegal, and even though the people made it easy there should still be a penalty for the theft.
I agree with you to some degree. I am against the whole notion of non-compete agreement for this reason.
But in this particular case with Samsung's OLED, Chinese companies are not only accused of poaching their former/retired employees or stealing (or learning) know-how's or IP, but also smuggling their high-tech manufacturing machinaries out of Samsung suppliers' plants in South Korea to China outright.