- Hanna-Mccoy Corporation
- Address:55,Ikseon-dong ,Jongno-gu
- Technology Korea Corporation
- Address:# 403, 709-7, Jakjeon-Dong, Gyeyang-Ku,
- INCHEON SURVEY INSTRUMENT CO LTD
- Address:
- Synus
- Address:Anyang Trade Center 510ho Bisan-dong
- Cliff P Shim
- Address:supong dong sun-kyoung apartment 19-1103
- HS Biosystems
- Address:Seoulin Bldg, 452-2, Songnae-dong Gangdong-gu
- physiolab
- Address:Busan Techno-Park Suite 316
- DUON SYSTEM CO., LTD.
- Address:# 60-31, Gasan-dong,
- Korea F.A. Co.,Ltd.
- Address:
- Highsystek.Co.,Ltd.
- Address:#178-273, Ga-Jwa 1 Dong, Seo-gu,
- Green & Glass Optical co.,ltd
- Address:1f, 485-2 songchon-dong, daedeok gu
- PHOENIX TECHNOLOGIES INC
- Address:# 605, DMC R& D Center, 1649 Sangam-Dong
- Photonics Planar Intearation Technology Inc
- Address:958-10,Daechon-dong ,Buk-gu
- Daehan Instruments
- Address:Muharo 36
- Daero Co., ltd
- Address:545-19, Janghang-dong, Ilsandong-gu
- C&C Instruments Co., Ltd.
- Address:203-806 Techno-Park, 192 Yakdaedong, Wonmigu
- PLAMA BLOW EX. IND.
- Address:1-901, DONGIK-MIRABEL, 285-5, SSANGMUN-DONG
- Sooseo Sanup
- Address:716,Suseo-dong ,Gangnam-gu
- KIST Co.,Ltd.
- Address:
- Unicos Co., Ltd
- Address:Unicos B / D, # 114-1, Munhwa-Dong