Sales by South Korea's top conglomerates rose to a new record high in the first quarter of about 6-hundred-20 billion U.S. dollars.
In terms of the local currency, it's the first time they've exceeded 700 trillion won.
This is according to data compiled by researchers at CEO Score on the combined sales of 344 of South Korea's top 500 firms.
It's an increase of about 20 percent on-year.
By sector, IT businesses led the rise, with Samsung Electronics retaining the number one spot.
IT was followed in the ranking by petrochemicals and car and car parts.