- belmore co.,ltd
- Address:RM102, 304-255, Sindang-dong, Jung-gu
- NETWING INC
- Address:Sedae Bldg 803, Hoehyeon-dong 3ga, Jung-Gu
- G&G International
- Address:
- MAX LOOK
- Address:
- TaeHwa trading. co., ltd.
- Address:1409 woorimbldg. backsuk-dong, ilsandong-gu
- OJO Optics
- Address:( Dang-dong) Room no. 204, 56 Yongho 1 Ro
- LENSMAM CO, LTD
- Address:304 Pos-techno Sangdaewondong Jungwongu
- good world and environment
- Address:shiheungdong
- MEDIOS CO LTD
- Address:1683-1, Shinil Dong,
- CTK Lens
- Address:
- I-CODI
- Address:941 DEIDONG @7-104 DONGCHUNDONG YEONSUGU
- Zinoo System
- Address:BrownStone Junggye# 412 Junggye2 dong 506
- ICK Co., Ltd.
- Address:
- DK-OPTICAL
- Address:jae ki dong 67-382
- SNG CONTACT
- Address:607 Pos Techno B / D. 234-1 Sangdaewon-Dong, Jungwon-Gu,
- Yusung Trading
- Address:607ho, 2na, Shiwa Industral Complx, Jeongwang-Dong 1262-6
- GEO MEDICAL CO., LTD
- Address:971-25 WolchulDong BukGu
- KLT Trading co.
- Address:14,Jukjeongil Dalseogu
- KPOPSLENS KOREA
- Address:Seoul
- OptiAid Co., Ltd.
- Address:Room331 TRAPALACE 10-1 Sunae Bundang