HOS-N4 15 Stations The training content that the comprehensive trainer can do is chest pushing, butterfly chest clamping, high and low pulling, leg kicking, kicking, vertical lifting, curved arm pull-up, curved arm, belly strengthening, parallel bars, leg lateral extension, etc.; It can comprehensively train muscles such as the abdomen, arms, back, chest, legs, buttocks, etc., shape the body, and enhance human coordination.