- Wonil Industry Co., Ltd.
- Address:#105-1001, Hyundai Hometown Apt.4 -1 Danji., Jookjun-maeul,1116 Bunji, Jookjun 1 Dong
- BARAKAH INTERNATIONAL
- Address:1201-Risevill Building, 1082-7, Geysan-Dong,
- Yujin Tech Co., Ltd.
- Address:610 Dearung Technotown III,448 Kasan-Dong, Kumchon-Gu
- Abra Construction Co., Ltd.
- Address:571, Gosan-Ri, Opo-Eup
- Samgang Consulting Co., Ltd.
- Address:RM 202 Samhwang Bldg., #1577-2, Seocho-Dong, Seocho-Gu,
- Oh Corp.
- Address:yoeongdeungpo dong
- Daedong Engineering
- Address:345-16, Geumsan-ri, Tanhyeon-myeon
- Jeis company
- Address:901-301, Muwon Village, Haengshin-dong 697, Dukyang-ku
- NARD CORPORATION
- Address:597, Myeonghak-Ri, Dong-Myeon, Yeongi-Gun, Chungcheongnam-Do
- shin hwa trade corp.
- Address:302-906 lh 93-9 singok2-dong
- COCO INCORPORATION
- Address:709-7, Jakjeon-Dong, Keyan-Gu
- KBM's Laboratories
- Address:3rd Fl., Anyang 7-dong, Manan-ku,
- Ningbo Yunsheng Imp&Exp Co., Ltd
- Address:6th hole, Fengtian, Guanyue district, Seoul
- Ace Gaon
- Address:59-115, 410 Seonbong-ro, Heundukgu