At&T Company. Introduction of t

At&T Company. Ampt company (English: at & amp； Ampt company, originally American telephone company. The abbreviation of amp telegraph is also the origin of Chinese translation of AT&T Company, which is the second largest mobile operator in the United States. 1 was founded in 1877, and once monopolized the American long-distance and local telephone market for a long time. At&T Company. Amp In the recent 120 years, T has undergone many splits and reorganizations. At present, at&; Ampt is the largest local and long-distance telephone company in America. Its headquarters was once located in San Antonio, Texas, and moved to Dallas, a big city in northern Texas, in 2008. At&T Company. Ampt is also the English name of the San Antonio Spurs Arena in NBA. Ampt center