Today, 27 years ago, on March 7, 1998 (February 9, 1998), the world's first underwater cable mainly used for Internet transmission was opened. On March 7, 1998, the world's first underwater communication cable mainly for Internet information transmission service across the Atlantic was officially opened in advance. This cable connects London and New York, with an information transmission rate of 30 billion bits per second, equivalent to the simultaneous transmission of 500,000 telephone routes.