This move may backfires if MOM is not careful.
It will discourage MNCs to invest. A Korean company would always like to bring his staff here, with such regulation in place the Korean company may think twice coming here. Unless the profits out weigh the hassle. This is pure business sense.
On the hindsight, have anyone employ a local Sinkie. He or she may be smart and good on his work. However, after a short stint you can guess what they did. Jump ship. There is no loyalty and job commitment among them. Sad to say. So you cannot blame foreign company entirely unless Sinkie work attitude change for the better.
IQ and Race