ご親切に
Meanings
1
how kind of you; that's very nice of you
Polite expression used to thank someone for a kind act or offer. Often used as a standalone phrase.
Thank you for your kindness.
That was very kind of you; you really helped me out.
2
Adverbial use meaning 'kindly' or 'in a kind manner'. Less common than the expression sense; often replaced by 親切に in less formal contexts.
He kindly showed me the way.