Where does it say 'China' on iPhone 4s headphones?

[orbitalpunk]

I'm trying to find out if my headphones are fake or not and I read that where it say's China helps determine that. Its

Thanks

 

[orbitalpunk]

I didn't just buy the headphones. They came with a used iPhone. I know real and fake headphones say china, I just would like to know its location. Counterfeit headphones sometimes get the placement wrong.