Electric blue Paris letter embroidered short sleeves240G combed cotton is woven and dyed, and is processed by double yarn strong twisting process to ensure the fabric weight is stable and wrinkle-resistant. At the same time, it maintains the delicate texture of high-count cotton. The cross-thread weaving structure gives the fabric bidirectional extensibility, so that the finished garment achieves a precise balance between stiffness and dynamic comfort. It is embroidered with a density of 800 needles/cm² using Tajima TMEF-HX12 embroidery machine, and is matched with German Amann Serafil embroidery thread. It has no deformation after -30℃~80℃ environmental testing. Three-dimensional cutting + laser positioning of cutting pieces, through 12 return and pull processes, to create ergonomic micro-arc sleeve cages, the shoulder line is reinforced with French arch stitch sewing, and the hem is trimmed with three-needle chain stitches to achieve industrial-grade seam strength and smooth lines like hand-made customization.