Source: AniDB.net/Wikipedia.org
Naruto: Shippuden is the ongoing sequel to the original Naruto anime and covers the Naruto manga from volume twenty-eight on. The TV adaptation of Naruto: Shippuden debuted in Japan on February 15, 2007 on TV Tokyo. It is developed by Studio Pierrot and directed by Hayato Date. ABS-CBN is the first TV network (TV network outside Japan) to broadcast Naruto: Shippuden. ABS-CBN has initially aired the first 40 episodes of Naruto: Shippuden until March 19, 2008.
Beginning January 8, 2009, TV Tokyo began broadcasting new episodes via internet streaming directly to monthly subscribers. Each streamed episode is be made available online within an hour of its Japanese premiere and include English subtitles. Viz began streaming English subtitled episodes on January 2, 2009 on their official website for the series. The uploaded episodes include both previously released episodes and the new episodes from Japan. Beginning in October 2009, the English dub of Naruto: Shippuden started airing weekly on Disney XD.
Naruto:Shippuuden is the second incarnation of the very popular NARUTO anime. It covers Part II of the manga storyline which takes place two years after Part I (which ends with the Sasuke Retrieval arc, episodes 107–135 of the first TV series). The anime chronology differs from the manga as the Shippuuden series happens two and a half years after the end of the first Naruto series.