EVO HTML to PDF Converter offers you the possibility to insert a list of documents before the table of contents using the AddStartDocument() method of the PdfDocumentOptions object exposed by the HtmlToPdfConverter class.
The following options are available in this demo:

- HTML Page URL or Local File to Convert. The URL of the HTML page to convert must be accessible from the computer where the converter runs. If the page requires authentication or if you are using a proxy server to access Internet then you have to set the converter properties accordingly as described in documentation
- Create a Table of Contents from H1 to H6 Tags. Using this option you can enable or disable the creation of table of contents from the H1 to H6 tags found in the converted HTML document
- PDF File to Insert Before Conversion. A link to the PDF file to be inserted before the table of contents