- 1999
- 11 Won the million-dollar export tower (36th Trade day)
- 10 Korea Institute of Industrial Technology Evaluation, V1 rating
- 09 Obtained ISO 9001 certification (British Standards Institution)
- 05 Selected as a promising small medium enterprise by Daejeon city (No. 99-1)
- 04 PPS, Excellent Product Selection (Polarization Scrambler)
- 02 Developed Automatic Dynamic Gain Controlled EDFA
- 01 Awarded IR52 Jang Yong-sil Award (Perfect optical fiber type polarization scrambler)
- 11
- 1998
- 11 Awarded by Ministry of Commerce, Industry and Energy, Venture Company
- 09 Selected as a venture company by SMBA(R&D investment company)
- 02 Developed the world`s Lightwave Equalizer TM (EDFA) gain equalization
- 11
- 1997
- 11 Military Manpower Administration, Military Service Designated Company (Expert Research Person, Industrial Function Person)
- 08 Establishment of company affiliated research institute (Doanam System Co., Ltd. Central Research Institute, No. 971388)
- 07 Registered for trade and trade agency by Korea International Trade Association
- 06 Registered business, Jun. 19, 1997
- 05 Establishment of independent corporation of Donam System Co.,Ltd. (May 19, 1997)
- 03 Selected as New Technology for IT by Ministry of Science and ICT
- 02 Developed the world`s first All fiber Acoustic Optic Tunable Notch Filter
- 11
- 1996
- 12 Developed the world`s first In-line Polarization Controller
- 10 Developed the world`s first Polarization Scarmbler
- 07 Selected as a promising small & medium IC (Information and Communication) company by Korea ICT (Institute for Information and Communication Technology) and ETRI(Electronics and Telecommunications Research Institute)
- 05 Selected as an excellent work by the Ministry of Communication Industry and Korea Industrial Technology Fair (won the Maeil Business Prize)
- 01 Developed the world`s first All fiber Frequency Shifter,
Developed All fiber Polarization Scrambler
- 12
- 1995
- 06 Developed Polarization Controller
- 02 Established Optoelectronics Business Unit, Donam System Co., Ltd. (KAIST Optical Fiber Laboratory, Feb. 20, 1995)
- 06