- DDDIA CO LTD
- Address:381-5, Gaehwa-ri, Sungju-myon
- SIMZ TRADE CO.,LTD.
- Address:2F, 13-30, Sangog 1-dong
- E&I CORP
- Address:7-27, Gosaek-dong, Gwonseon-gu, Suwon-SI, Gyeonggi-do, Korea
- HANSONG M&T
- Address:119-42 Sasa-Dong, Sangnok-Ku,
- Kwangjin Corp.
- Address:54, Jangin-ro 17 beon-gil, Sasang-gu
- Poongsan Corporation
- Address:12FL, GKDONG B/D, 60-1, CHUNGMYURO3GA, JUNG-GU
- OH-SUNG MIDAS
- Address:52-4, YEOWALL-DONG, OHJUNG-GU, BUCHUN-CHI, KYUNGKI-DO, KOREA
- Noblemate Co., Ltd.
- Address:RM. 302 ILCHEON B / D 197-19 HYOSUNG-2DONG KYEYANG-GU
- Turbopowertech
- Address:1513-3,Dadae-dong ,Saha-gu
- Sinkang Engineering Co., Ltd.
- Address:
- Kukje Diamond
- Address:38B 3L Namdong Industrial Complex 626-6 Namchon-dong Namdong-Gu
- LUBA Corporation
- Address:Hyundai 41 Tower Rm2004, 917-9, Mok-Dong, Yangcheon-Ku, Seoul, Korea.
- Je-Il Industry Co.
- Address:
- Sultan Global Inc
- Address:Anyang International Plaza
- modnmc
- Address:1155-2, Songhyun, Jillye
- Korloy Inc.
- Address:DONGIN B/D,Seocho-dong ,Seocho-gu
- SHINHAN DIAMOND
- Address:Encheong Street
- Geo Sung Sale Tech Co.,Ltd.
- Address:44-26, Yeouido-dong, Yeongdeungpo-gu
- Hyosung D&P
- Address:2lot, 153block, Namdong Industrial complex, Namdong-Gu
- Coretech Corporation
- Address: