Description: For more information, please refer to Jmail description, I think this is enough. (1) Body (letter body): Strings, such as: jmail.body = "This can be the form of the user fill in, which can be taken from from." (2) Charset (character set, default "US-ASCII") : Strings, such as: jmail.charset = "US-ASCII" (3) ContentTransferenCoding: String Specifies the encoding mode when content transfer, the default is "quoted-printable" such as: jmail.contentTransferenCoding = "base64" (4) ContentType (CONTENTYPE for letters): "Text / Plain": String If you send emails in HTML format, change to "text / html". Such as: jmail.conteType = "text / html" (5) eNCoding: String Set attachment encoding mode (default is "base64). You can choose to use" Base64 "," uuencode "or" quoted-printable ", such as: Jmail.Encoding = "Base64" (6) log (Jmail created log, prerequisite Loging property is set to true, see below): String, such as: Log information using the Response.write (Jmail.log) statement. (7) Logging (Whether to use a log): Booler such as: jmail.logging = true (8) Recipients: String read-only properties, return all recipients such as: Response.Write (" Jmail. Recipients "); 9) Replyto (specify another reply address): Strings, such as: jmail.replyto = "renwang@163.com" (10) sender (sender's email address): string such as: jmail.sender = "RENWANG @ 163.com "(11) Sendername: String, such as: jmail.sendername =" renwang "(12) ServerAddress (address of the mail server): String you can specify multiple servers, sequel Point open. You can specify the port number. If ServerAddress keeps blank, Jmail will try a remote mail server and then send it directly to the server.