- Mambo Korea
- Address:6f Suyoung Bld. , 24-25 Namcheon-2dong, Suyoung-Gu
- EYECAR NETWORKS CO LTD
- Address:153-45, Samseong-dong, Gangnam-gu
- HYUNDAI TELECOM
- Address:HYUNDAI TELECOM BLDG., 4273-12 SHINGIL-DONG, YOUNGDUNGPO-GU
- JC SQUARE
- Address:Seolleung-ro 90-64
- SEEREAL CO., LTD.
- Address:302A-Unit Woorim Lions Valley 425 Cheongcheon-dong, Pupyeong-gu
- Hyun International
- Address:1510 Investel, 1123-2 Sanbon-Dong Gunpo-City Kyunggi-Province, Korea
- UMCK PRODUCTS Co., Ltd.
- Address:65-11, Sasobon-dong, Sosa-gu
- TI CORPORATION
- Address:801, Metro Guro Center, 104-2, Guro-5dong, Guro-gu
- 3S TECHNOLOGY CO.,LTD.
- Address:
- SYSMATE CO LTD
- Address:1290 Specialty Construction Center 5F Dunsan-dong
- KOREA COMMUNICATION ELECTRONICS
- Address:Cheongcheondong Bupyunggu
- KD ONE CO., LTD
- Address:5F, KOAMI Bldg. , 13-6, Yeouido-dong, Yeongdeungpo-gu
- GIO INTERACTIVE
- Address:110-102 SK APT. 127 Jongamdong
- ESCOM CO.
- Address:# 215 Technopark Gusandong Bupyeong Gu
- Haksan Lib System Ltd.
- Address:RM205.DAEMYUNG B/D,Seocho-dong ,Seocho-gu
- B-KYUNG SYSTEM CO LTD
- Address:# 812, Woolim E-Biz Center 1, Guro-Dong,
- Hyun International Co
- Address:1510 Investel, 1123-2 Sanbon-Dong
- HONGBOG
- Address:San 65, B104 Saerom-Hall, Bokjeong-Dong, Sujeong-Gu
- Actiontech, Co., Ltd.
- Address:Rm1101, Sungjee Starwith, 954-6, Gwanyangdong, Dongangu
- Adic co., Ltd.
- Address:654-12, Bansong-ri, eonyang-eup