asp.net c Extract the letter, Chinese characters, Chinese program in the picture

ASP tutorial. NET C Extract the letters, Chinese characters, Chinese programs in the picture
Must take advantage of component name: Microsoft Office Document Imaging 12.0 type Library
*/

Modi.document MD = new modi.document ();
Md.create (Directory.GetCurrentDirectory () + "Sampleforocr.tiff");
MD.OCR (Modi.milanguages.milang_english, True, true);

Modi.image image = (modi.image) md.images[0];
Modi.layout layout = Image.layout;

Modi.word Word;
StringBuilder sb = new StringBuilder ();
for (int i = 0; i < layout.words.count;i++)
{
Word = (Modi.word) layout.words[i];
Sb.append (Word.text);
}

Component Name: Microsoft Office Document Imaging 12.0 type Library