- Drillgate Co., Ltd
- Address:
- Nitto Kohki-Mijin Co., Ltd
- Address:53-1, Jeil-Ri, Yangji-Myun
- Kum Kang Precision Co
- Address:42-415,Ihyeon-dong ,Seo-gu
- www.dsgundrill.com
- Address:302,2ba, Sihwa Industrial Complex,2090-2, Jungwang-dong
- ok rock drill
- Address:204-5, samjeong-dong, Ojeong-gu Bucheon-SI,
- DONGWOO MACHINERY CO., LTD.
- Address:Songsan
- TASET Inc (Formerly Taesung Engineering)
- Address:326-152, Songjeong-ri, Mado-myeon
- Se Jong Enterprises
- Address:Karak-Dong
- ACE HEAVY MACHINERY CO., LTD
- Address:
- Daeho Industrial Packing Machine Co. , Ltd.
- Address:Rm No. Ba-3 2f, Yeongdungpo Yotong Center, 2ga Dangsan-Dong
- Lantech
- Address:
- Dong Myung Topa Co.,Ltd
- Address:140-9 ,Gojan-dong ,Namdong-gu
- AHA Industrial Co.
- Address:121-ho, 10-dong, Tools B / D 289-1 Daehwa-dong
- NAM YANG Tech Co.Ltd.
- Address:woolim lions valley 2 309, gasan-dong
- HAMMER CO., LTD
- Address:Jungwang-Dong
- Kodia Industry
- Address:Ugeum-ri 771-1,Ugeum-ri ,Gasan-myeon ,Pocheon-si
- Hammers Co., Ltd
- Address:# 1315 Dooson Tower, 644-4,
- DAEMO ENGINEERING CO., LTD
- Address:2178-5 Sihwa Industrial Complex 2ba-515, Jeongwang dong
- JITOOL Korea co.
- Address:871-46 bongcheon-dong
- Unixdia
- Address:r / m 203, samwon, 415-8, sungnae-dong, gangdong-gu