The school uniforms in Sanhe and Lingxi No.1 Middle School are different. Sanhe and Lingxi No.1 Middle School are two middle schools with different physiques, so their uniforms are different. The production of school uniforms mainly includes design, sewing and printing. In the sewing of school uniforms, it is necessary to use and own relatively new sewing machines to achieve the production effect, and to equip them with reference clothing models to make the school uniforms fit the students' figure.