How long does Rui Xing have a part-time job for a month?

Work for 28 days. Ruixing is a brand milk tea shop that recruits students to take part-time jobs every summer vacation. According to the requirements of normal employees, students have two days off every month, and students work part-time for 28 days a month. Part-time content of Rui Xing:

1, responsible for the daily preparation and closing of the store.

2. Responsible for the daily cleaning of the store (strict hygiene requirements), with a monthly salary of 3,000 yuan.