- Da San Industrial Co.
- Address:683-16,Pyeongni-dong ,Seo-gu
- Somo Optical Co.,Ltd.
- Address:984-1,Daechi 3-dong ,Gangnam-gu
- SNG CONTACT
- Address:607 Pos Techno B / D. 234-1 Sangdaewon-Dong, Jungwon-Gu,
- Wooyoung Eye Fashion
- Address:469-11, Sangyeok 2dong, Buk-gu
- WORLD FASHION OPT.
- Address:148-5, Joong-dong, Suseong-gu
- Yusung Trading
- Address:607ho, 2na, Shiwa Industral Complx, Jeongwang-Dong 1262-6
- Kojin Optical Trading Co.
- Address:# 1310 Jin Seok Tower, 210-1 Samdeok 2Ga, JungGu
- GEO MEDICAL CO., LTD
- Address:971-25 WolchulDong BukGu
- hannam university
- Address:No 26-18, Ho-Dong
- salt&co.
- Address:112-8cheongdam-dong, gangnam-gu
- Star Optical Fashion
- Address:557-36,Chimsan-dong ,Buk-gu
- SIOM Co.
- Address:#779, Yeok-Sam Dong, Gang-Nam Gu, Seoul, S.KOREA
- KLT Trading co.
- Address:14,Jukjeongil Dalseogu
- Hana Optical Inc.
- Address:689-6,Geumjeong-dong ,Gunpo-si
- Evergreen Optical Co.
- Address:547,Pyeongni-dong ,Seo-gu
- Micron Star
- Address:1359-10, Pyungri 4 Dong, Seogu,
- Samyung Trading Co., Ltd.
- Address:8F, Jieun Bldg., 374-5, Seogyo-dong, Mapo-gu
- KPOPSLENS KOREA
- Address:Seoul
- El-aid Trading Co.
- Address:5th Floor, Sangin B / D, # 1529-11, Sangin Dong
- WITHUS VISION
- Address:16-3, Kuam dong Bukgu, Daegu, Korea