public static void ConvertToVectorgraph()
        {
            string name       = "convertToVectorgraph.docx";
            string imageType  = "wmf";//wmf, svg
            string password   = null;
            string folder     = "input";
            string storage    = null;
            int?   startPage  = null;
            int?   pageCount  = null;
            string destFolder = "output/vectorgraph/";

            convertApi.ConvertToVectorgraph(name, imageType, destFolder, password, folder, storage, startPage, pageCount);
        }