- Song Jee Industrial Corp.
- X-ray Analysis System (XRF),Quantron Magellan (OES),High Dispersion ICP,X-Ray Diffraction System (XRD).
- Address:5442-1,Sangdaewon-dong ,Jungwon-gu, Seongnam-si
- EPLUSTEK CO.,LTD
- PSS Sapphire Wafer,ICP Etcher Equipment.
- Address:172, Gongneung 2-dong, Nowon-gu,
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