Netflix is an American company that provides streaming media on demand on the Internet in the United States and Canada, and customizes the online rental business of DVD and Blu-ray discs. The company was founded in 1997, headquartered in Los Gato, California, and began to subscribe to services in 1999. In 2009, the company can provide more than 654.38 million DVD movies and has more than 654.38 million subscribers. On February 25th, 2007, Netflix announced that it had sold the 654.38 billion DVD.
Netflix has been rated as the most satisfactory website for customers for five times in a row. You can watch movies and TV programs through PC, TV, iPad and iPhone, and you can connect to TV through Wii, Xbox360 and PS3. The Netflix Grand Prix began in June 2006. Netflix published an anonymous movie rating of about 1 100 million, and the data set only contains the movie name. Evaluation star rating and evaluation date, without any written evaluation content. Competitors are required to predict which movies Netflix customers like, and the efficiency of prediction should be improved by more than 10%.