♠ Writing and Translation

    [ Writings]

• Lead-free micro soldering Application, Gold Books Co, (2007)
• Lead-free micro soldering Theory, Gold Books Co, (2007)
• Introdution to Brazing (2005)
• Advanced Materials, Samsung Books Co, (2003)
• Micro-Joining, Samsung Books Co, (2003)
• Lead-free Soldering, Samsung Books Co, (2001)
• Practical Soldering Technology, Samsung Books Co, (1999)
• Welding and Joining Hand Book, Korea Welding Society, Seoul,(1998)

    [ Translations ]

• Packaging technology of Pb-free soldering, (2004)
• Introduction to Micro-soldering, Wonchang, Seoul, (1998)