Dear Sir and Madam
    From the ancient time, the human race has developed and used instrument human-used tools have improved continuously together with human history from wood or stone at the early stage to a compound metal in modern time. And Tungsten Carbide, a core of alloy technology, has finally progressed up to the level of diamond that has highest
   of strength in the earth. Daehan Tungsten started production of tungsten, an essential tool of modern industry, in 1988 and it has done its best to back up industrial development of Korea. In 21st century, We will also exert ourselves to manufacture highly qualified and competitively priced products.
    We sincerely expect your cooperation. Thank you very much.