- Kim's Communications
- Address:1013-15 Kaejeong2dong
- Mega Venture Program o.,Ltd.
- Address:#610-236, SinLim-Dong, KwanAk-gu
- Zyzxgolf
- Address:520-11, #203, Shin Sha Dong, Kangnam Ku,
- KOA
- Address:451-8 ShikiDong
- NANOFILM CO LTD
- Address:#711,Hosan-dong,Dalseo-gu
- Hi-Tech Corporation
- Address:Rm# 201, 766-18, Dang-dong,
- Wonil Industry Co., Ltd.
- Address:#105-1001, Hyundai Hometown Apt.4 -1 Danji., Jookjun-maeul,1116 Bunji, Jookjun 1 Dong
- Yujin Tech Co., Ltd.
- Address:610 Dearung Technotown III,448 Kasan-Dong, Kumchon-Gu
- shin hwa trade corp.
- Address:302-906 lh 93-9 singok2-dong
- KBM's Laboratories
- Address:3rd Fl., Anyang 7-dong, Manan-ku,
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