Offset printing team leader 12 hour night shift tired?

Generally, there are 3.4 or 5 people to operate an offset press, so there is always one person in charge of these people's work, and that is the captain. Offset printing machine is a kind of lithographic printing machine. When printing, the printed graphics and texts are printed from the printing plate to the rubber wheel, and then transferred to the paper by the rubber wheel. Offset press can be divided into sheet-fed offset press and web offset press according to different paper feeding methods; According to the number of colors printed by feeding paper at one time, it can be divided into monochrome, two-color, four-color and multi-color printers; According to the largest paper format, it can be divided into small offset presses, six-open, four-open, folio and full-sheet paper presses, and there is also a double-sided printing and brushing machine that can print on both sides at the same time. Sheet-fed offset press is a lithographic printing machine, which is used to print high-grade commercial printed matter and packaging printed matter, and is the mainstream of modern paper printing.