Send Email using smtp C#

public void SendEmail(string smtpClient_add, int port_no, string username, string password, string fromEmail, string fromname, string Email_subject, string Email_body, string toEmail, string ccEmail, string pathToAttachment)
    {
        MailMessage mail = new MailMessage();
        SmtpClient SmtpServer = new SmtpClient(smtpClient_add);

        mail.From = new MailAddress(fromEmail, fromname);
        mail.To.Add(toEmail);
		if (ccEmail != "")
        mail.CC.Add(ccEmail);
        mail.Subject = Email_subject;
        mail.Body = Email_body;
        mail.IsBodyHtml = true;
        if (pathToAttachment != "")
            mail.Attachments.Add(new Attachment(pathToAttachment));
        SmtpServer.Port = port_no;
        SmtpServer.Credentials = new System.Net.NetworkCredential(username, password);
        SmtpServer.EnableSsl = true;
        SmtpServer.Send(mail);
    }

Convert DataTable to HTML in C#

public static string ConvertDataTableToHTML(DataTable dt)
    {
        string html = "<table border='1' cellpadding='0' cellspacing='0'>";
        //add header row
        html += "<tr>";
        for (int i = 0; i < dt.Columns.Count; i++)
            html += "<th bgcolor='#507CD1' style='padding: 2px; color: #FFFFFF'>" + 
            dt.Columns[i].ColumnName + "</th>";
        html += "</tr>";

        //add rows
        for (int i = 0; i < dt.Rows.Count; i++)
        {
            html += "<tr>";
            for (int j = 0; j < dt.Columns.Count; j++)           
            html += "<td style='padding: 2px;'>" + dt.Rows[i][j].ToString() + "</td>";                
        html += "</tr>";
        }
        html += "</table>";
        return html;
    }