Aj belongs to Nike brand. Nike entered the China market on 1980, first in China and Hongkong, then in Chinese mainland, and set up the first Nike production contact representative office in Beijing, which was listed on 1985 in March. AJ was born in 1985, so AJ entered the China market at this time. At that time, Michael Jordan was signed a high-paying contract by Nike, a sporting goods manufacturer that was still a small manufacturer at that time. Nike immediately launched Jordan's first sneaker named after Jordan, the first in the AirJordan series.

Aj is AirJordan, which is the abbreviation of a brand. Aj series sports shoes are far ahead of other products in both sales volume and market demand, and set a higher design, innovation and functional benchmark for the whole sports shoes industry every year. The core of this series of products lies in the combination of athletes and technology. Michael Jordan, the most dazzling superstar in the history of basketball, accompanied the superstar to experience a brilliant career in basketball shoes, which showed his unremitting pursuit of function, innovation and achievement.