- Daewoo Welding Equipment Ind.Co.
- Address:1,Aju-dong ,Geoje-si
- BTC Ltd
- Address:Rm#1838, Daechung tower, 13-3, Gaepo-dong, Gangnam-ku, Seoul, Korea
- Yi Kang Marine Supplieces Co.,Ltd.
- Address:141-156,Namhang-dong 3-ga ,Yeongdo-gu
- DaeSung Trading Co.,LTD
- Address:907, SeochoDong 1589-14, Seocho-Gu
- Yougar M&T Inc.
- Address:#402,4F, Dae-Sang Plaza, 600-7, Geomam-dong ,Seo-gu
- Heungin Enterprises Co.,Ltd.
- Address:#416 World Meridian,Gasan-dong ,Geumcheon-gu
- Noah Technologies Corporation
- Address:1107Ho, BI Centre, Korea polytechnic of cheongju campus
- DAESAN CO., LTD.
- Address:Cheongho Bldg. Rm301, 34-10, Yanpyung-Dong 4ka, Youngdeungpo-Ku
- SAMATRON
- Address:782-7, Wonsi-dong
- ENERPIA CO., LTD.
- Address:#349-13, Samunjin-ro, Hwawon-Eup
- World Bridge Co., Ltd.
- Address:FL5,CHUNG MOO B/D,44-13,YO-UIDO-DONG YONGDUNGPO-GU
- Il-Kwang Eletronic Materials Co., Ltd.
- Address:Wonsi-dong,Wonsi-dong ,Danwon-gu, Ansan-si
- Perfect01 Korea
- Address:
- Cosmo Wire Ltd.
- Address:447-1 UNGCHON-MYON ULSAN CITY,Ungchon-myeon ,Ulju-gun
- LeeKu Trading
- Address:daelim 3 dong
- B2K CO.,LTD
- Address:No.1033-47, JANG RIM 1-DONG, SA HA KU, BUSAN, KOREA
- TCT
- Address:60-2, Haknam-Ri, Onsan-Eup
- HANWHA E & C
- Address:hanwha building
- Altonics, Inc.
- Address:1016-1,Eungmyeong-dong ,Gimcheon-si
- Kosteel Co.,Ltd.
- Address:1321-1,Seocho-dong ,Seocho-gu