I guess I am a somewhat neutral bystander here. I'm from India and the way I see it, these sorts of actions, will simply force China and Chinese companies to develop alternatives to US products. For the short to medium term these blacklists will hurt Chinese companies severely, perhaps even put some of them out of business. However, in the long term 15-20 years, I would imagine, China would have fully caught up with…
Are you assuming the U.S. will sit stagnant during these 15-20 years? If China is 15-20 years behind currently, I doubt they will ever be at parity. Their best hope is a cultural revolution.