| 2015.01 |
: Patent registration “Snowmaking system c/w drainer for residual water” |
| 2014.11 |
: SMS-Drainer demonstration at Phoenix Park, Dragon Valley and Vivaldi Park ski resort |
| 2013.11~2014.07 |
: Accomplishment governmental R&D support project “improvement of product & process” |
| 2013.08 |
: Capital increase: 100Million Korean Won |
| 2013.05 |
: Patent registration “Free-freezing module of SMS” |
| 2012.11 |
: Established and turnover private company Delta E&C company to Delta E&C Co., Ltd |
| 1998.10~2001.10 |
: Snowmaking plant engineering consultation for GS Gangchon Ski Resort |
| 1995.04~1997.10 |
: Ski resort development project consultation for Hansol Oak Valley Ski Resort |
| 1995.12~1996.12 |
: Business Feasibility study for LG Gonjiam Ski Resort |
| 1994.10~1995.09 |
: Master consulting plan for Nasan Pocheon Ski Resort |
| 1993.06~1995.12 |
: Snowmaking Plant Engineering – Bokwang Phoenix Park Ski Resort Turnkey Project |
