- DONG SHIN TOOLPIA
- Address:1000-14 Doksan-Dong, Kumcheon-Gu
- TOOLSERVE
- Address:# 101, 157-1, Dodang-dong,
- wiltek RDS
- Address:120-10 YANG PYONG DONG 5GA YOUNG DEUNG PO GU
- Kukje Diamond Ind. Co. Ltd.
- Address:B. 38 L. 3 Namdong Industrial Complex
- E-Tech Inc.
- Address:
- NAEWOE NT TRADING CO LTD
- Address:# 702, Yangwon B / D, 124-5, Cheongdam-dong,
- Jeong Do Industry Co.
- Address:#991, geumsan, chilgok
- ilsintec
- Address:O CHANG UP ILSINRI 221-6
- APEXDIA LTD.
- Address:101, Sinmosan-Dong, Anseong-Si, Gyunggi-Do, Korea 456-390
- TETRA IND
- Address:
- I.N TECH
- Address:395 Yeonamyulgeum-ro, Eumbong-myeon