Blackberry — charged more than genuine

My BlackBerry z3 sim slot was not working tell charge 1200 hundred, I told me that they will replace it but they given me by doing just a solding in it withing 15 days that broke again.i want actual charge for replacement. Kindly contact me on [protected] and email me on
[protected]@gmail.com, it's too urgent. This is done by BlackBerry service centre of patna