- Youngwon Corporation
- Address:112-4,Yuram-ri ,Paltan-myeon ,Hwaseong-si
- Handok Metal Ind Co., Ltd.
- Address:B-6, 2ND INDUSTRIAL COMPLEX, Gongdan-dong ,Gumi-si
- TKST
- Address:
- Kellise Company Limited
- Address:Rm502 Tukobi B / D, Yeok Sam Dong, Kang Nam Ku,
- HanaroBS Co., Ltd.
- Address:# B-201, 199-10, Jamsilbon-Dong
- Khan Trading
- Address:139-14, Bongnam Ri
- aolinkroea co.ltd
- Address:xuanwuhu street
- Yong Sun Welding Machine Co.
- Address:#15-235, 294 Songlim4dong, Dongku
- Gentech Holdings Co., Ltd.
- Address:Hogye-Dong
- Gentech welding
- Address:Nam Gu Jangheung Dong 1862
- Sunny Tech Co.
- Address:F-212, Gong Gu Sang Ga Il Bun Ji, 636-6, Gurubon-Dong, Guro-Gu
- CHOSUN WELDING CO., LTD
- Address:5th FL. , Chosun B / D# 830-47 Yeoksam-dong, Gangnam-gu
- HANKUK STEEL WIRE CO LTD
- Address:370-34 Shinpyong2-Dong, Saha-Gu
- Kiswel Ltd.
- Address:721-3,Hakjang-dong ,Sasang-gu
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