cho minh hoi ve mobigold

minh moi mua mot cai dien thoai, no tang mot sim mobi gold, nhung minh ko xai cai sim do thi no co bat minh tra tien ko nhi, luc dang ky no bat cam ket xai 6 thang, ( lo dang ky rui )minh chua dung cai sim do de goi hay nhan tin gi ca , vay sau nay no co bat tra tien thue bao hang thang ko nhi .