"While the 40-hour work week is still officially in place, employers are permitted to require staff to work up to two unpaid hours per day for a limited period in return for more free time." This is kind of a wild quote from the article. WTF? two hours unpaid work per day? "A supplement of 40% of the daily wage will be paid for the sixth day of labor." It's unclear to me if this means they're receiving 100% + 40% for…
What already has been happening in reality is that workers work ten/twelve-hour days for no overtime, and the sixth day is unpaid. We've been working six-day workweeks ever since I can remember (so at least forty years), and probably much longer than that.