- LOOKTECH CO.,LTD.
- Address:D-709-1 Bundangtechno Part, Yatap-Dong151,
- KOERA PRECISION INDUSTRIAL CO., LTD.
- Address:17, Unmu-ro 783 beon-gil, Buk-myeon, Uichang-gu
- Kukje Diamond Ind. Co. Ltd.
- Address:B. 38 L. 3 Namdong Industrial Complex
- Samhwan Precision Co., Ltd.
- Address:687-12,Seonggok-dong ,Danwon-gu, Ansan-si
- Poongwon Tech Co., Ltd.
- Address:274,Dangha-ri,Bongdam-eup ,Hwaseong-si
- Ban Seok
- Address:656-253,Seongsu 1-ga 1-dong ,Seongdong-gu
- E-Tech Inc.
- Address:
- Korea Diecast Industry Cooperative
- Address:#607, Hansin Bldg., 136-1, Mapo-dong, Mapo-gu
- KNUTH WERKZEUGMASCHINEN GMBH
- Address:26-4 Yeonseo-ro
- Hanjin Ind.Co.,Ltd.
- Address:803-1,Yongyeon-ri ,Habuk-myeon ,Yangsan-si
- NAEWOE NT TRADING CO LTD
- Address:# 702, Yangwon B / D, 124-5, Cheongdam-dong,
- Jeong Do Industry Co.
- Address:#991, geumsan, chilgok
- Nara Ind. Co., Ltd.
- Address:134,Daechang-ri, Daechang-myeon ,Yeongcheon-si
- IBCHE Corporation
- Address:Jangdong 306-88, Dalseogu
- Seoam Machinery Ind. Co., Ltd.
- Address:738-5 Anchungdong, Gwangsangu
- SIMZ TRADE
- Address:19 / 1, 13-30, Sangog-dong
- ilsintec
- Address:O CHANG UP ILSINRI 221-6
- Snipe Eye Limited
- Address:869-1, Bangbaedong, Seochoku
- KTM TECH CO., LTD.
- Address:249-45, Kyung Seo Dong, Seo-ku
- APEXDIA LTD.
- Address:101, Sinmosan-Dong, Anseong-Si, Gyunggi-Do, Korea 456-390