1, brand difference: Jordan is a brand named after basketball player Michael Jordan and belongs to a sub-brand of Nike. Jordan brand focuses on the design and manufacture of basketball shoes and related sports equipment. AJ is the main series of Jordan brand, named after Jordan himself. AJ series enjoys a high reputation and influence in the basketball shoe market.

2. Style difference: The design of Jordan brand pays attention to sports performance and the demand of basketball, and pursues the characteristics of lightness, strong support and good flexibility. Jordan shoes also pay attention to fashion and personalization in appearance, and often adopt unique color matching and detail design. The design of AJ series sneakers is inspired by Jordan's own style and basketball career, emphasizing classics and legends. AJ shoes adopt high-top design, and show their unique style with unique details and iconic elements (such as suede and Jordan logo on the tongue).