"Rui Brand" and "Happy Superman" focus on student bags and backpacks, based on the concept of health, fashion, safety, and burden reduction, emphasizing nature Comfort, experience and quality, reduce the burden on children, and accompany the children to grow up healthy and happy in the sun. DIBI focuses on luxury, simple, elegant, business and leisure backpacks, insists on design quality, adopts subtle, layered color, combined with meticulous detail changes, sophisticated fabrics and perfect craftsmanship, free from time and space. The age limit, showing a comfortable, high-end fashion business style,   Interpretation of modern, elegant charm and elegant casual fun.