Spire.Doc 4.0.5

Spire.Doc is a MS Word component which enables user to perform a wide range of Word document processing tasks directly, such as generate, read, write and modify Word document for .NET and Silverlight. As a professional and powerful Word component, Spire.Doc doesn't need Microsoft Office Word Automation but also allows user to directly operate Word document, format and style and insert content to Word document. Spire.Doc which with high quality, powerful functions and cheap price supports Word 97, Word 2003, Word 2007 and Word 2010.
Supported file format : DOC,DOCX,XML,RTF,HTML,XHTML,TXT,PDF, Quickly and easily open and save a multitude of file formats.
Rich Functions:
1) Perform mail merge
2) Add Spire.Doc.Reporting.MailMerge.MergeGroupEventHandler which will be invoked before/after the mail merge processes the group/table.
3) Support to convert/export Word document to PDF file
4) Support to import/export RTF file
5) Support to convert HTML to Word document
6) Text Formatting
7) Paragraph Formatting
8) Find and Replace with string, Regular expression
9) Inserting Bookmarks
10) Insert text watermark and picture watermark to your Word documents
11) Insert formatted text, paragraphs, images into a Word document
12) Bullets and Numbered Lists
13) Page Setup
14) Track Changes
15) Encryption-Decryption
16) OLE Object Extraction
17) Cloning and Merging
18) DOC to HTML
19) DOC to RTF
20) DOC to Text

High Performance
high performance for generating Word documents with huge pages. superior performance support for reading and writing Word documents.
More details,
http://www.e-iceblue.com/Introduce/word-for-net-introduce.html