- DAEKWANG semiconductor
- Address:90, Gyeongin-Ro 53Gil
- SENKO CO LTD
- Address:73, Oesammi-ro, 15beon-gil,
- SAMSON I&C KOREA
- Address:GEPODONG 1233-12 SAMSUN BJDG 4 FL
- Satreci.Co.,Ltd
- Address:#461-26,Jeonmin-dong ,Yuseong-gu
- JTF
- Address:
- JIO FINE CHEM.CO.,LTD
- Address:Geumjeon-dong
- Ecumatech
- Address:1st F1,Sejung Electronics Bldg,98-2,Yangjae-dong,Seocho-gu,Seoul
- Korea New Ceramics Co.Ltd.
- Address:70-3 Sosabon-2dong, Buchon City, Gyonggi-do
- ZeeAnn
- Address:2F, 181-3, Gwangam-dong
- WOONYOUNG CO., LTD.
- Address:Dangjeong-dong, 110-3
- Forall
- Address:Pyeongchon-dong,Pyeongchon-dong ,Daedeok-gu
- 3RLab,Inc.
- Address:#604 Hyundai I-valley Dangdong 14-1
- Unitel Electronics Co., Ltd.
- Address:296-172,Sinjeong-dong ,Yangcheon-gu
- K-1ECOTECH
- Address:802 Acetechnotower 8cha, Guro-dong
- Sigmanics Co., LTD
- Address:
- UK Ucera Co., Ltd.
- Address:# 813 Uchun Factopia, Anyang-dong, Manan-gu
- Glospot
- Address:Changup Boyuk Center, Kicet, 233-5 Gasan-Dong, Guemcheon-Gu
- Dong Won Trading Co.
- Address:#201,2F, Jangwon B/D, 182-9 Jangsa-dong, Jongno-gu
- HANKOOK SENSOR
- Address:1323-2, Maeho-Dong, Susung-Gu
- KOWEL TRADING CO
- Address:Na-4519, Jungang Circulation Center, Kuro-Dong