He is an idiot. If he imports the components from the West the product will be way more expensive. And this in a middle income nation like India.he doesn't want China to be inside Indian supply chains. Instead he wants to magically establish an alternative supply chain with other "democratic" nations. Rahul Gandhi may be Modi's opponent, but he is just another politician with little understanding of industrial planning.
The reason India and Vietnam are just doing assembly is because they lack the energy to produce anything. Plastic molding is also low energy.