Temporary workers in Daqing Oilfield

The poster mentioned that there are two situations. One is shift work. One is to work the day shift, take a day off and then work the night shift. After working the night shift, take two days off and then work the day shift. If temporary workers can work one day and two days off, who of the regular employees will still work?

The second estimate is that the kind of children who are recruited may have better positions like the poster said, but because they have not been regularized, they are considered temporary workers. I don’t know what the poster mentioned above. Which situation