- Bellkor Inc.
- Address:83-17 Whagok-dong Gangseo-ku
- HIDRAULINS SISTEMOS, UAB
- Address:Vandziogalos pl. 106P, Domeikava, Kaunas r. Lithuania LT54358,,
- SeoKwang International Corp.
- Address:3FL Samkyung Bldg, Bangbae 4-dong, Seocho-gu
- Amir Marine Co. Ltd
- Address:104 Namhang-Seoro
- TSCO Co.,Ltd
- Address:1122-7 Nesam, Juchun
- Dongyang Mechatronics Corp.
- Address:616-4,Namchon-dong ,Namdong-gu
- DONGWOO PNEUMATICS
- Address:Seoul
- Sinsung Electronic Precision Co., Ltd.
- Address:136-1,Seogu-ri ,Dongtan-myeon ,Hwaseong-si
- Chemnews corporation
- Address:Room 601, 6F Sungji Bldg, # 538 Dohwa-dong, Mapo-gu
- Heim ENTech
- Address:
- Junwoo Automotive Parts Inc.
- Address:40-2,Yangpyeong-dong 3-ga ,Yeongdeungpo-gu
- Dae Jin Industrial Co.,Ltd.
- Address:2302,Samseong-dong ,Gangnam-gu
- Wise Pneumatic Co., Ltd.
- Address:24-7 Noyu-dong, Kwangjin-gu, Seoul, Korea
- COMARTCO
- Address:2F. , 115-120 Garibong-dong, Guro-gu
- Hyun Woo Machwe Tool Co.,Ltd
- Address:273-37,Oseon-dong ,Gwangsan-gu
- Samchully Metal Co., Ltd.
- Address:394-2 Maeju-Ri,Maeju-ri ,Seonghwan-eup ,Cheonan-si
- SHINJIN HYDROTEC
- Address:# 1527-2, Daejoe 2-Dong
- Han-Bek Corporation
- Address:255-66,Yongdu-dong ,Dongdaemun-gu
- Woori Micron Inc.
- Address:134-10,Eungwon-ri ,Mokcheon-eup ,Cheonan-si
- Tae Kyung Mul San
- Address:578,Gwaebeop-dong ,Sasang-gu