2 Training method: one-on-one (single instruction) or one-to-many (group) 3 Class time: It depends on the swimmer's specific situation. 4 Training content: breaststroke freestyle backstroke butterfly, choose one. Training time: one hour per class, business hours 15 classes. 6 Training place: Huai 'an Swimming Pool (indoor warm water) 7 Charging standard: one-to-one (only for one person) 600 yuan/group of people (3-5 people) 360/ person. The opening hours are 12 from noon to 8: 30 pm (it seems to be 9: 30 in summer). Summer vacation is coming, and there are many people, mainly students. They either go early in the afternoon or go late, especially from 2 pm to 5 pm.