Karbonn Mobiles — I hda some issues about this Karbonn Mobile sir

Address:

G.Rojasree yellanur road shiva nagar colony, near vivekananda school tadipatri, Anathapur district 515411.

Sir actually we buyed this Karbonn Mobile before the 1 week back some internal screen has broken inside the mobile & not working now this mobile is having mentioned with 108 days replacement warranty card so I want this warranty card from u, this is my complaint letter given by me .