public IEnumerable <LabelPrintSpecialRequestModel> GetAllSpecialRequest()
 {
     return(dal.GetAllSpecialRequest().OrderByDescending(m => m.IdentityType)
            .ThenByDescending(m => m.RequestSeq)
            .ThenByDescending(m => m.OrgID)
            .ThenByDescending(m => m.Label));
 }