Mtnl deta card
Deta card not working

Dear sir i purchase a deta card model no. LW272 With mobile no 9013726521 but sir it is not work it show not connect many time i complante but nothing .many time i contact custmer care but no results.costmercare give me thise ph. no.01123627494, 7827045174, 9718511760, 9350414484.many time i mail 15032BOL.NET.IN MY COMPLANTE no. is 61400066, 61000018, docket no .61400034290810. please help me sir no one hear me