2. Walking bike: mainly used to exercise leg, waist, abdominal muscles and cardiopulmonary function.
3, rowing machine: mainly used to enhance arm strength, latissimus dorsi and coordination of movements.
4. Treadmill: mainly used to exercise leg, hip, waist, abdominal muscles and cardiopulmonary function.
5. Comprehensive multifunctional instruments: generally including the functions of chest expander, pull-ups, sit-ups and other instruments.