NBA is the abbreviation of National Basketball Association (country basketball association). It is the world's premier men's professional basketball league and one of the major professional sports leagues of North America. History The league was founded in New York City, United States on June 6, 1946 as the Basketball Association of America (BAA). The league adopted the name National Basketball Association in the autumn of 1949 after merging with the rival National Basketball League. At first ,there were only 11 teams, In the after years,some teams joined NBA one after another .In 2004, the Charlotte Bobcats team joins in NBA , then the team sum reached 30. The 30 teams in NBA are divided to two alliances---east and west alliance ,Each has 15 teams . there are three divisions in each alliance separately .East alliance can be divided to Northwest , Southwest and Pacific division .West alliace is divided to central ,Southeast and Atlantic divisions. Teams Alliance WEST San Antonio Spurs Minnesota Timberwolves Sacramento Kings Phoenix Suns Memphis Grizzlies Dallas Mavericks New Orleans/OklaCity s Utah Jazz Golden State Warriors Alliance WEST Houston Rockets Denver Nuggets Los Angeles Clippers Los Angeles Lakers Portland Trail Blazers Seattle SuperSonics EAST Alliance Miami Heat Detroit Pistons Boston Celtics Orlando Magic) New s Toronto Raptors Milwaukee Bucks Indiana Pacers EAST Alliance Atlanta Hawks Charlotte Bobcats Washington Wizards Cleveland Cavaliers Philadelphia 76ers New York Knicks Final game Regular season Post season Regular season Post season West alliance East alliance Schedule NBA介绍 National Basketball Association (NBA full name) is the first big professional Basketball tournament, represents the highest level of world Basketball, which produced a Michael Jordan, magic Johnson, kobe Bryant, lebron James, yao Ming, such as world star. The association altogether has 30 teams, belong to two league in the