Which is more tired, SMIC Ningbo or SMIC Shaoxing?

SMIC is tired. Because SMIC Ningbo's working hours are six days and one day off, it will work overtime and shift work on holidays, while SMIC Shaoxing's working hours are five days and two days off, with holidays and no overtime. Compared with them, SMIC Ningbo is tired. Ningbo SMIC is a private company that produces electronic components. Workers operate on the assembly line.