There are people who associate China with everything that is of low-quality but this is a misguided belief which people should know better than following it blindly. There are a lot of quality items especially from China given the many industries located there.
When you want to protect yourself against sunlight or any other effect, you need to choose the best eyewear which you will use. There different types of eyewear which you can wear whenever you need them for the right purposes.
With the ever growing market there are many things that are introduced that people have or are willing to gain interest in. This is why any manufacturer needs to be vigilant in the kind of products they introduce because you want people to pick up on them faster as well as make sales.