A former CEO of DSME has been jailed for six years for accounting fraud.
Seoul central district court also found Nam Sang-tae, 67, guilty of embezzlement, breach of duty and bribery.
He was ordered to forfeit KRW 880m ($806,000), the Yonhap news agency reported.
Prosecutors had wanted an eight-year sentence.
"The defendant neglected his responsibility as the chief of Daewoo Shipbuilding and sought his personal gains using his authority and power," the court ruled.