NBA, the NationalBasketballAssociation, is a men's professional basketball league composed of 30 professional teams in North America and one of the four major professional sports leagues in the United States.
NBA is divided into Eastern League and Western League. Each league is divided into three divisions, and each division consists of five teams.
After each season, before the next season, there will be an NBA draft, and after the draft, there will be an NBA summer league. NBA preseason and NBA regular season usually start in 10, and the preseason will include NBA overseas games.