April 1991
ISO 9001, Relocated Songtan factory
February 1996
Nominated as a prospective small and medium company in Gyeonggi-do Province (GyeongGi-Do Provincial Government)
September 1998
Nominated as an industrial R&D company and started a development business (Industrial Technology Policy Institute, currently the Science and Technology Policy Institute)
April 1999
Nominated as a prospective small and medium export company (Small & Medium Business Corporation)