History
DYENG to ensure the best quality service is provided to our valued customers.
Major status
2004
Daeyoung Engineering Established
Installation of CHD for 170kV GIS Namjeju T/P
Installation of CHD for 145kV GIS KL South S/S(Malaysia)
Maintenance of 72kV GIS for KTX(Korea Railroad)
Total 13 Substation and 59 bays
2005
Maintenance of 362kV GIS for Younggwang N/P
Restoration of 362kV 63kA GIB for Shingapyeong S/S
Maintenance of 362kV GIS Mechanism for Uljin N/P
Replacement of 170kV GIS PT for Namjunju S/S
Maintenance of 362kV GIS for Younggwang N/P
Maintenance of 170kV GIS for Korea Paper Plant
Maintenance of 362kV GIS/MTR for Incheon T/P
Maintenance of 362kV GIB/MTR  for Younggwang N/P
Maintenance of 170kV GIS/MTR  for STX Energy Corp.
Maintenance of 362kV GIS/MTR for Incheon T/P
Maintenance of 362kV GIS/MTR for Uljin N/P
2006
Erection & Testing of 170kV GIS/MTR for Hapcheon H/P
Maintenance of 170kV GIS/MTR for SK Chemical Plant
Erection & Testing of 170kV GIS for Sangsa H/P
Erection & Testing of 170kV GIS for SK PE/PP Plant
Erection of 362kV CSE for Youngkwang N/P
2007
Maintenance of 362kV GIS/MTR for Uljin N/P
Erection & Testing of 170kV GIS/MTR for Daelim
Maintenance of 170kV GIS for N-Busan P/O
Erection & Testing of 362kV GIS for N-Incheon T/P
Erection & Testing of 170kV GIS for E-Anyang S/S
Maintenance of 362kV GIS/MTR for Shingapeoung S/S
Maintenance of 170kV GCB/MTR for Korea Steel Corp.
Erection of 362kV GIB for Uljin N/P ? Unit 1
Erection of 362kV GIB for Uljin N/P ? Unit 2
Erection of 170kV GIS for Samsung Electric Company
Maintenance of 170kV GIS for Guro S/S
Maintenance of 170kV GIS for Shin Youngju S/S
Erection & Testing of 362kV GIS for Hadong T/P
2008
Erection & Testing of 170kV GIS for Lotte Corp.
Erection & Testing of 170kV GIS/MTR for Nam Jeju T/P
Erection & Testing of 170kV GIS for ShinUlsan S/S
Maintenance of 170kV GIS/MTR for Chungju H/P
Maintenance of 362kV GIS Mech. For Buk Busan S/S
Erection & Testing of 170kV GIS for Shin Kori N/P
Erection & Testing of 800kV GIS for Cining S/S in China
Maintenance of 145kV GIS for KLCC S/S in Malaysia
Maintenance of 145kV GIS for PJMJ S/S in Malaysia
Erection & Testing of 170kV GIS/MTR for YK Steel Plant
Maintenance of 170kV/362kV GIS for Shin Jeheon S/S
Maintenance of 145kV GIS for CBDK S/S In Malaysia
Erection  & Testing of 170kV GIS/MTR for STX Energy
Maintenance of 362kV Sh.R for W-Incheon S/S
Maintenance of 362kV GIS/MTR for Youngkwang N/P
Rectification of 362kV M-Bus for Shin Siheung S/S
Maintenance of 170kV GIS/MTR for Honam Oil Plant
2009
Maintenance of 170kV GCB/DS for Hyosung Unyang
Maintenance of 145kV GIS/MTR for PJMJ in Malaysia
Rectification of 110kV GIS for Hyosung in Vietnam
Retrofit works of 72kV GIS for GS-Caltex Plant
Maintenance of 170kV GIS/MTR for LG Chemical Plant
Maintenance of 170kV GIS/MTR for POSCO Steel Plant
Erection & Testing of 170kV GCB for Juam H/P
Maintenance of 170kV GIS for STS Energy Plant
Maintenance of 170kV GIS/MTR for Union Steel Plant
Erection & Testing 170kV GIS/MTR for Dongep S/S
2010
Maintenance of 170kV GIS Air Comp for Hyosung
Maintenance of 170kV GIS/MTR for Taekwnag Plant
Maintenance of 362kV GIS/MTR for K-Power Plant
Maintenance of 170kV GIS/MTR for POSCO Steel
Erection & Testing of 170kV GIS GS-Caltex Plant
Erection & Testing of 145kV GIS GHECO S/S In Thailand
Maintenance of 362kV GIS/MTR for Kori N/P
Retrofit works of 170kV GIS for Shin Jeju S/s
Retrofit works of 170kV GIS for Sangnam S/S
Maintenance of 800kV GIS for Dangjin T/P
Maintenance of 72kV GIS/MTR for Korea Rail Road
Rectification works of 362kV GIS for Taean T/P
Maintenance of 362kV GIS/MTR for Shin Kori N/P
Erection & Testing of 170kV GCB for POSCO Steel Plant
2011
Maintenance of 170kV GIS/MTR for Samsung
Erection & Testing of 362kV GIB for Youngkwang N/P
Maintenance of 66kV PNL for Dongkook Steel
Maintenance of 170kV GIS/MTR for Hankook Steel
Maintenance of 145kV GIS for IGBK S/S in Malaysia
Maintenance of 145kV GIS for PJUS S/S in Malaysia
Erection & Testing 170kV GIS/MTR for Milyang S/S
Maintenance of 170kV GIS/MTR for Samsung SDI
Certification status of more look