Input OutPut stream

Question

Hi Dudes

Can any one help me,
I am creating PDF File and it is created successfully but file is not opened in pdf reader  and code is below and if i am reading the content of file it is printing. 

using System;

using System.IO;

class DemoStreaming

{

    static void Main()

    { 

        string path=@"D:\Stream\MyFile.pdf";

        FileStream fs=File.Create (path );

        fs.Close();

        StreamWriter sw = File.CreateText(path);

        sw.WriteLine("Hidaya Trust Pakistan");

        sw.WriteLine("Hidaya Trust USA");

        sw.WriteLine("Hidaya Trust India");

        sw.Close();

        StreamReader reader = File.OpenText(path);

        while (reader.Peek() > 0)

            Console.WriteLine(reader.ReadLine());

        Console.ReadKey();

    }

}