It's also conceivable that enforcement isn't as thorough. While China did eventually raid the factories responsible for CFC-11, it took the international commun

It's also conceivable that enforcement isn't as thorough. While China did eventually raid the factories responsible for CFC-11, it took the international community pinpointing where it was coming from. https://www.bbc.com/news/science-environment-44738952 https://www.bbc.com/news/science-environment-44738952