B??c 3: H??th?ng s??cung ?ng ??n m?t mã QR ???ng??i ch?i ti?n hành quét thông tin, v?i th?i h?n di?n tra trong ten phút cho ng??i ch?i chuy?n ti?n.Utilizing a rotating schedule calls for very careful arranging and frequent communication to be sure all staff members are mindful of their approaching shifts.But they've got to work more time hrs E