- Duk Young Engineering Co., Ltd
- Address:RM703-1,Gwanyang-dong ,Dongan-gu, Anyang-si
- SHIN HEUNG INDUSTRY CO.
- Address:77-7 Hyangjeong-dong, Heungdeok-gu,
- SAMDEOK HEAVY INDUSTRIES CO., LTD.
- Address:(# 802) 15, 169-gil, Yongji-ro, Uichang-gu
- Somang Engineering Co.
- Address:3ma 709-1lot Shi-Hwa Industrial Complex
- Hansung Industrial Co., Ltd
- Address:803-18,Sinheung-dong ,Iksan-si
- KOREA PLANT INDUSTRIES ASSOCIATION
- Address:
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