Their sales rose 7.4 percent on-year in the first quarter, compared with a 1.9 percent decline a year ago.
By sector, manufacturing firms posted a 10.4 percent on-year jump in first-quarter sales, with their ratio of operating profit to sales widening to 6.7 percent.
Non-manufacturers’ sales also rose 3.3 percent on-year in the first quarter, with their operating profit margin gaining 6.1 percent.
Despite the growth in their sales, the financial health of local companies slightly fell in the first quarter, with their debt to equity ratio rising to 89.4 percent from 86.1 percent. (Yonhap)