2008-11-16 Gangwon Wind Park Co., Ltd. withdrawn from UNISON as an affiliated company
2008-06-02 Started the operation of Sa-cheon Factory (Wind Power System)
2008-03-28 Transference of the head office (Choongnam Cheonan-Si ¡æ Kyeongnam Sacheon-Si)
2008-03-27 Received the grand prize for 'Green-Energy Top Companies in 2008'
2008-03-05 Obtained ISO14001 (KSA, for Wind Power System)
2008-02-26 Drawing KRW 20 billions Convertible Bond offered in domestic market
2007-11-09 Completion Ceremony of 'Bio gas Plant using an anaerobic fermentation of livestock excretions' (Yeoyang Farm, Choongnam)
2007-10-15 'Bio gas Plant using an anaerobic fermentation of livestock excretions' started commercial operation (Yeoyang Farm, Choongnam)
2007-09-03 Signed the supply contract for 1 unit of 750kW Wind Turbine (KHNP Co., Ltd.)
2007-07-19 Obtained an International Type Certificate for 750kW Wind Power System(DEWI-OCC, German)
2007-07-18 Obtained ISO9001(KSA, for Wind Power System)
2007-07-10 Certified for 'Company Credit Assessment(HERMES, Germany)' & signed a finance contract with BNP Paribas
2007-05-04 Completed the Evaluation Research on 750kW Gearless type Wind Power System
2007-03-22 Received the grand prize for 'Green-Energy Top Companies in 2007'
2007-02-28 Completion of the payment for Convertible Bond offered in Euro-market equivalent to US $ 30,000,000
2007-01-05 Inauguration of the new CEO, Kim Doo-Hoon