要使用C#操作word，首先要添加引用：
       1、添加引用->COM->Microsoft Word 11.0 Object Library
       2、在.cs文件中添加
 using  Word;
下面的例子中包括C#对Word文档的创建、插入表格、设置样式等操作：

（例子中代码有些涉及数据信息部分被省略，重要是介绍一些C#操作word文档的方法）

         public   string  CreateWordFile( string  CheckedInfo)
          {
             string  message  =   "" ;
             try
              {
                Object Nothing  =  System.Reflection.Missing.Value;
                Directory.CreateDirectory( " C:/CNSI " );   // 创建文件所在目录
                  string  name  =   " CNSI_ "   +  DateTime.Now.ToShortString() + " .doc " ;
                 object  filename  =   " C://CNSI// "   +  name;   // 文件保存路径
                 // 创建Word文档
                 Word.Application WordApp  =   new  Word.ApplicationClass();
                Word.Document WordDoc  =  WordApp.Documents.Add( ref  Nothing,  ref  Nothing,  ref  Nothing,  ref  Nothing);

                 // 添加页眉
                 WordApp.ActiveWindow.View.Type  =  WdViewType.wdOutlineView;
                WordApp.ActiveWindow.View.SeekView  =  WdSeekView.wdSeekPrimaryHeader;
                WordApp.ActiveWindow.ActivePane.Selection.InsertAfter( " [页眉内容] " );
                WordApp.Selection.ParagraphFormat.Alignment  =  Word.WdParagraphAlignment.wdAlignParagraphRight; // 设置右对齐
                 WordApp.ActiveWindow.View.SeekView  =  WdSeekView.wdSeekMainDocument; // 跳出页眉设置
 
                WordApp.Selection.ParagraphFormat.LineSpacing  =  15f; // 设置文档的行间距

                 // 移动焦点并换行
                  object  count  =   14 ;
                 object  WdLine  =  Word.WdUnits.wdLine; // 换一行;
                  WordApp.Selection.MoveDown( ref  WdLine,  ref  count,  ref  Nothing); // 移动焦点
                  WordApp.Selection.TypeParagraph(); // 插入段落

                  // 文档中创建表格
                  Word.Table newTable  =  WordDoc.Tables.Add(WordApp.Selection.Range,  12 ,  3 ,  ref  Nothing,  ref  Nothing);
                  // 设置表格样式
                  newTable.Borders.OutsideLineStyle  =  Word.WdLineStyle.wdLineStyleThickThinLargeGap;
                 newTable.Borders.InsideLineStyle  =  Word.WdLineStyle.wdLineStyleSingle;
                 newTable.Columns[ 1 ].Width  =  100f;
                 newTable.Columns[ 2 ].Width  =  220f;
                 newTable.Columns[ 3 ].Width  =  105f;

                  // 填充表格内容
                  newTable.Cell( 1 ,  1 ).Range.Text  =   " 产品详细信息表 " ;
                 newTable.Cell( 1 ,  1 ).Range.Bold  =   2 ; // 设置单元格中字体为粗体
                  // 合并单元格
                  newTable.Cell( 1 ,  1 ).Merge(newTable.Cell( 1 ,  3 ));
                 WordApp.Selection.Cells.VerticalAlignment  =  Word.WdCellVerticalAlignment.wdCellAlignVerticalCenter; // 垂直居中
                  WordApp.Selection.ParagraphFormat.Alignment  =  Word.WdParagraphAlignment.wdAlignParagraphCenter; // 水平居中
                       
                  // 填充表格内容
                  newTable.Cell( 2 ,  1 ).Range.Text  =   " 产品基本信息 " ;
                 newTable.Cell( 2 ,  1 ).Range.Font.Color  =  Word.WdColor.wdColorDarkBlue; // 设置单元格内字体颜色
                  // 合并单元格
                  newTable.Cell( 2 ,  1 ).Merge(newTable.Cell( 2 ,  3 ));
                 WordApp.Selection.Cells.VerticalAlignment  =  Word.WdCellVerticalAlignment.wdCellAlignVerticalCenter;

                   // 填充表格内容
                   newTable.Cell( 3 ,  1 ).Range.Text  =   " 品牌名称： " ;
                  newTable.Cell( 3 ,  2 ).Range.Text  =  BrandName;
                   // 纵向合并单元格
                   newTable.Cell( 3 ,  3 ).Select(); // 选中一行
                    object  moveUnit  =  Word.WdUnits.wdLine;
                   object  moveCount  =   5 ;
                   object  moveExtend  =  Word.WdMovementType.wdExtend;
                   WordApp.Selection.MoveDown( ref  moveUnit,  ref  moveCount,  ref  moveExtend);
                   WordApp.Selection.Cells.Merge();
                    // 插入图片
                     string  FileName  =  Picture; // 图片所在路径
                     object  LinkToFile  =   false ;
                    object  SaveWithDocument  =   true ;
                    object  Anchor  =  WordDoc.Application.Selection.Range;
                   WordDoc.Application.ActiveDocument.InlineShapes.AddPicture(FileName,  ref  LinkToFile,  ref  SaveWithDocument,  ref  Anchor);
                    WordDoc.Application.ActiveDocument.InlineShapes[ 1 ].Width  =  100f; // 图片宽度
                     WordDoc.Application.ActiveDocument.InlineShapes[ 1 ].Height  =  100f; // 图片高度
                     // 将图片设置为四周环绕型
                     Word.Shape s  =  WordDoc.Application.ActiveDocument.InlineShapes[ 1 ].ConvertToShape();
                    s.WrapFormat.Type  =  Word.WdWrapType.wdWrapSquare;
                       
                    newTable.Cell( 12 ,  1 ).Range.Text  =   " 产品特殊属性 " ;
                    newTable.Cell( 12 ,  1 ).Merge(newTable.Cell( 12 ,  3 ));
                      // 在表格中增加行
                      WordDoc.Content.Tables[ 1 ].Rows.Add( ref  Nothing);
                     
                     WordDoc.Paragraphs.Last.Range.Text  =   " 文档创建时间： "   +  DateTime.Now.ToString(); // “落款”
                      WordDoc.Paragraphs.Last.Alignment  =  Word.WdParagraphAlignment.wdAlignParagraphRight;

                     // 文件保存
                     WordDoc.SaveAs( ref  filename,  ref  Nothing,  ref  Nothing,  ref  Nothing,  ref  Nothing,  ref  Nothing,  ref  Nothing,  ref  Nothing,  ref  Nothing,  ref  Nothing,  ref  Nothing,  ref  Nothing,  ref  Nothing,  ref  Nothing,  ref  Nothing,  ref  Nothing);
                    WordDoc.Close( ref  Nothing,  ref  Nothing,  ref  Nothing);
                    WordApp.Quit( ref  Nothing,  ref  Nothing,  ref  Nothing);
                    message = name + " 文档生成成功，以保存到C:CNSI下 " ;
            }
             catch
              {
                message  =   " 文件导出异常！ " ;
            }
             return  message;
        }