The further down the value chain you go, the simpler it is going to be to find alternative suppliers. Or alternative inputs. And figuring out which alternative

The further down the value chain you go, the simpler it is going to be to find alternative suppliers. Or alternative inputs. And figuring out which alternative inputs make sense in your situation is probably much easier if you're the ones integrating the different components. And if you are committed to building X ships a year for strategic reasons, chances are a local company will end up a globally competitive supplier by grabbing the opportunity right in front of them.