I want to ask why always native speakers are preferred for English teaching , any Asian can also b a good teacher?

Question

gul zeb · Answer

They can be good teacher if the got such a accent and command as native speaker have...

Nabeel khan jadoon · Answer

My dear asian people are the best.because we know grammar.

Deleted user · Answer

Because of their native pronunciation I guess, but there is no need to be a native speaker to teach English well, success is available for all.