Are the car drivers in the sock factory tired?

The car stopper in the sock factory is tired. According to relevant information, it is easy to get tired when working as a car stopper in a sock factory. Because standing and operating the machine for a long time requires strong physical strength and endurance. In addition, the car stopper should maintain a high degree of concentration to ensure the accuracy and safety of operation, which will also increase the difficulty and fatigue of the work.