- Alcoholscan
- Breathalyzer,Alcohol tester,Alcohol detector,Gas detector,Aquarium Meter,Salt meter,Specific Gravity Meter,Salinity(ppt) meter.
- Address:Yoksam
- SJC Corp,
- Oxygen generator, alcohol tester, salinity meter,Car,Cosmetics,Health Care Products,Measurement & Meter.
- Address:707-1 Yeoksam,
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