•Hwando is a name derived from the fact that it has a cut and wears a ring, a string on the hook, and wears it on the waist. Also called urethra, gangdo.
The name "Hwando" has been used since the late Goryeo Dynasty. Most of the knives of the Joseon Dynasty were called 'Hwando'. Short and light to carry and use in an emergency. After the Japanese Invasion of Korea in 1592, the length of the hwando was relatively long. The production of Hwan-do is directly managed by the State. Made by the hwan-do-jang belonging to the military discipline.
• The functions of the exchange center can be divided into four different types of functions: iron smelting function (filling function), blacksmith craft function (folding function), axillary reinforcement function (unfolding function, tempering function, heating function), and molding and polishing function (fracturing function, grinding function, polishing function), and polishing function. Hong Seok-hyun has mastered all of these functions and has excellent skills.
• Hong Seok-hyun smelts the sand iron (selected from Yeosu, Hongseong, where the sea meets the river) and makes sand iron steel bars, which are grafted and forged in a traditional manner. The traditional pottery is very strong and has little impurities, so it does not rust easily.
• Passage decorations are not carried around with a sword, but are worn with a sword, and Hong Seok-hyun expresses his artistic beauty by reproducing the pass decorations seen in Hwan-do.
• Hong Seok-hyun moved to Seoul in 1968 and acquired woodworking and metalworking until 1982. At this time, the craftsmanship acquisition enabled the expression of artistic beauty as a place of exchange that required a variety of techniques.
• Hong Seok-hyun was the chief prosecutor Jeon Yong-ha (Dogam Production Workshop/Operation of Daehan Kendo), who was the first prosecutor's license in 1983 by the National Police Agency in 1983.Yi Sun-sin's work on the repair and repair of the general Yi Sun-sin) has received knowledge and functions on the pottery, blade grinding process, and traditional pottery.
• For seven years from 1992-1998, the late Im Myeong-gil (Dogam Production) has been studying traditional pottery techniques such as blade smoke, charcoal smoke, folding, tempering, loosening, and knitting functions.
• In 1992, the late Im Myeong-gil was enshrined in a workshop and studied important techniques in traditional pottery techniques for seven years. The late Chung Eung-jo and the late Yu Jeok-seon (metal crafts) were also taught various functions of traditional crafts.
• It reproduces artifacts, excavated and excavated daggers through the research of ancient documents and functions handed down from various craftsmen to the present since 1989.