Big 4 revenues up, profitability down

The nation’s top four companies, such as Dong-A Pharm, Hanmi Pharm and Green Cross Corporation, saw their revenues increase on robust sales of flagship products in the third quarter of the year. But their ability to generate cash from a variety of operating activities fell on worsening profitability as a result of negative exchange effects and hike in administrative and sales expense.

1) Don...