1. Competitive swimming refers to swimming events that have specific technical requirements and compete according to swimming competition rules. It can be divided into two categories: competitions in swimming pools and competitions in open waters. Such as freestyle, breaststroke, backstroke and butterfly.
2. Practical swimming is a swimming method of great value in military, production and life services, which is called practical swimming. Such as freestyle, breaststroke, sidestroke and snorkeling.
3. A mass swimming activity aimed at strengthening physical fitness and enriching people's cultural life, such as leisure swimming, water games, rehabilitation swimming and fitness swimming.