The benchmark Korea Composite Stock Price Index climbed 57-point-28 points, or one-point-43 percent, on Wednesday to close at four-thousand-56-point-41.

The tech-heavy KOSDAQ lost five-point-04 points, or zero-point-55 percent, to close at 911-point-07.

The South Korean won weakened against the U.S. dollar by two-point-eight won, trading at one-thousand-479-point-eight won as of 3:30 p.m.