Able to merge multiple documents but not getting same format

Question

Hi,

I am trying to merge multiple word documents into single word document using "InsertFile()"
But i am not getting same format as there in the multiple documents.

Could you please tell me how to get insert multiple word documents into a single word document with same format.

Code Which i am executing..

            Word.Application objWordApp = new Word.Application();

            Word.Document objWordDoc = new Word.Document();

            object missing = Type.Missing;

            object visible = true;

            object objCreateDoc = "E:\\MergeTemplates\\Temp.doc";

            string strNewDocPath1 = "E:\\MergeTemplates\\Template1.doc";

            string strNewDocPath2 = "E:\\MergeTemplates\\Template2.doc";

            string strNewDocPath3 = "E:\\MergeTemplates\\Template3.doc";

            object objPageBreak = Word.WdBreakType.wdPageBreak;

            try

            {

                objWordDoc = objWordApp.Documents.Open(objCreateDoc, false, false, ref missing,

                                                    ref missing, ref missing, ref missing, ref missing,

                                                    ref missing, ref missing, ref missing, true,

                                                    ref missing, ref missing, ref missing, ref missing);

                

                objWordDoc.Activate();

                

                objWordApp.Selection.InsertFile(strNewDocPath1, ref missing, true, ref missing, ref missing);

                objWordApp.Selection.InsertBreak(ref objPageBreak);

                objWordApp.Selection.InsertFile(strNewDocPath2, ref missing, ref missing, ref missing, ref missing);

                objWordApp.Selection.InsertBreak(ref objPageBreak);

                objWordApp.Selection.InsertFile(strNewDocPath3, ref missing, ref missing, ref missing, ref missing);

                objWordApp.Selection.InsertBreak(ref objPageBreak);

                objWordApp.ActiveDocument.SaveAs(objCreateDoc, ref missing, ref missing,

                                                 ref missing, ref missing, ref missing, ref missing,

                                                 ref missing,ref missing, ref missing, ref missing);

                objWordApp.ActiveDocument.Close(ref missing, ref missing, ref missing);

            }

            catch (Exception ex)

            {

                throw ex;

            }