Open to the outside world. According to official website, Dalian Education Bureau, in order to ensure the enjoyment of educational resources, give full play to the role of the school playground in national fitness and meet the needs of residents and children's fitness activities, Lanting Primary School in Dalian has set a timetable for the school playground to open to the outside world. The specific time is: working days: 18: 30 ~ 20: 30, weekends and holidays: 6: 30 am ~ 8: 30 pm.