Why do supermarkets keep recruiting people?

There is a large turnover of personnel; there are no fixed convenience store personnel. Supermarkets hire people every day because working hours are difficult to adjust. Those who work in supermarkets are not only full-time workers but also part-time workers. Supermarkets generally work on a 24-hour basis, and a few work from 7 a.m. to 11:30 a.m., working two or three shifts. Some people can't hold on for that long, can't stay up late, and quit after working for 2 to 3 months, and part-time jobs Generally, shifts are fixed at the same time, so they have to be on standby, so long-term recruitment of staff is required to ensure the daily operation, management and services of the supermarket. Supermarket staff have low wages and poor welfare benefits compared to other industries. Long-term recruitment for supermarkets is In order to better replenish supermarket personnel, the turnover of supermarket employees is also very large.