They do replace it with a new back, thats why they said that if you have words on the back (engraved) by someone other then apple, your going to lose those but if there done by apple then they'll do it again (when replaceing the battery they say that)
来自 marc draco 的话:
Who's betting the actually replace the back with a brand-spanker - if they repair them at all!
They do replace it with a new back, thats why they said that if you have words on the back (engraved) by someone other then apple, your going to lose those but if there done by apple then they'll do it again (when replaceing the battery they say that)