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| 2018. 02 | Kalibo Buswang Bakhwan (Filipino government project in prawn farming): Exported TS Quick Freezer |
| 2017 ~ | LG Display (Vietnam), 3M Korea, Major Japanese company: Exported Smartphone Cooling Separator (-150℃) |
| 2016. 03 | Awarded Promising Export Company by KOTRA; assigned KOTRA personnel |
| 2016. 01 | U.S. : Exported Deep Freezer |
| 2015. 12 | Philippines: Exported TS Quick Freezer |
| 2014. 12 | Completed Ministry of SMEs and Startups’ (MSS) High-proficiency personnel’s skill hand-down system project |
| 2013. 08 | Awarded Export Gateway Company by KOTRA |
| 2013. 03 | Uzbekistan: Exported Cryotherapy |
| 2012. 07 | Cryotherapy approved by Uzbek Food and Drug Administration |
| 2012 ~ | Completed nationwide food facilities for -60℃ IQF Spiral Freezer and Tunnel Freezer |
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| 2011. 02 | Patent application 10-1174697: Mixed Refrigerants for Extremely Low Temperature Patent application 10-1221368: Extremely Low Temperature Refrigerative Apparatus |
| 2010. 12 | Completed MSS Technology Innovation Development Project |
| 2010. 02 | Member of Korea Trade Association |
| 2009. 07 | Awarded Hoseo Family Corporation by Hoseo University |
| 2008. 01 | Certified New Excellent Technology (previously New Health Technology) by Minister of Health and Welfare) |
| 2007. 12 | Awarded Excellent Entrepreneur by Geumsan-gun Entrepreneur Convention |
| 2007. 07 | Established R&D department |
| 2002. 02 | Relocation and expansion of manufacturing factory (Chungnam Geumsan-gun, about 2650 square meters) |
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| 2001. 04 | Industry-university thesis and research project partnership with KAIST (with support from Ministry of Industry and Energy) |
| 2000. 08 | Industry-university research project partnership with KAIST (with Dr. Sangkwon Jeong, Department of Cryogenic Engineering, Ph. D. from MIT) |
| 1999. 03 | Semiconductor evaporator Polycold: Supplied extremely-low temperature refrigerator, various semiconductor devices |
| 1999. 01 | Invention patent application for Oil Separator Changed company name to "SEILUFREEZER" |
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| 1995. 04 | Relocation of manufacturing factory (Daejeon In-dong), production line expansion |
| 1993. 04 | Korea first: Developed and marketed Tuna refrigerator |
| 1989. 01 | Developed ultra-low temperature (-60℃) refrigeration |
| 1983. 09 | Incorporation of Seil Refrigeration |
SEILUFREEZER,
SEILUFREEZER, 