2008.05   Acquired patent for developing compound metal source of White Metal.
2007.09   Acquired patent for developing compound metal source of Cd-free Zinc for cathodic protection.
2007.02   Acquired patent for lead-free sprayed alloy of metal film condensers.
2006.11   Awarded the “Prize for exporting ten million dollars” by chairman of KITA.
2005.11   Awarded the “Prize for exporting five million dollars” by chairman of KITA.
2005.06   Acquired the approval of ISO14001:2000 quality management system.
2002.10   Acquired the approval of ISO9001:2000/ KSA 9001:2000 quality management system.
2002.03   Established the research and development center.
2001.11   Awarded the Korea Industrial Medal of Honor. (New technology utilization)
2000.02   Acquired patent for the manufacturing technology of spherical metallic element using the vapor film layer of
2004.12   a liquid coolant.

1999.10   Awarded the prize of honor by the president of Korea.(New technology utilization)
1997.04   Founded Haman factory on Kyung-nam province.
1996.07   Developed manufacturing process for Zinc Balls for E.G.I.
1988.11   Established poduction facility for Aluminum extrusion products.
1984.11   Established Banwol factory.(Started production Zinc wire)
1978.11   Constructed Korea’s first automated manufacturing solder facility.
1978.06   Founded Samhwa Non-Ferrous Metals Ind. Co., Ltd.