Shu embroidery, also known as "Sichuan embroidery", is one of the four famous embroidery styles in China, along with Su embroidery, Xiang embroidery, and Yue embroidery. It is a traditional Chinese craft that uses silk threads to embroider patterns on silk or other fabrics. As one of the oldest embroidery styles in China, Shu embroidery has formed its own unique charm with its bright and delicate colors and exquisite needlework, ranking first among the four famous embroidery styles in terms of richness.