KT vs TMUS

KT Corporation

KT Corporation provides integrated telecommunications and platform services in Korea and internationally. The company offers fixed-line telephone services, including local, domestic long-distance, international long-distance, and voice over Internet protocol telephone services, as well as interconnection services; broadband Internet access service and other Internet-related services; and data communication services, such as fixed-line and leased line services, as well as broadband Internet connection services. It also provides media and content services, including IPTV, satellite TV, digital music, e-commerce, online advertising consulting, and digital comics and novels services; and credit card processing and other financial services. In addition, the company offers information technology and network services, and satellite services; sells handsets and miscellaneous telecommunications equipment; develops and sells residential units and commercial real estate; and rents real estate properties. Further, it maintains public telephones; offers security, B2C and B2B, investment fund, software development and data processing, value added network, system integration and maintenance, mobile marketing, PCS distribution, satellite broadcasting, cloud system implementation, network installation and management, and data center development and related services. Additionally, the company is involved in the Internet banking ASP and security solutions, residential building development and supply, sports group management, technology business finance, software development and supply, submarine cable construction and maintenance, and trunk radio systems businesses. As of December 31, 2020, the company served approximately 22.3 million mobile subscribers and 8.8 million IPTV subscribers. The company was formerly known as Korea Telecom Corp. and changed its name to KT Corporation in March 2002. KT Corporation was founded in 1981 and is headquartered in Seongnam, South Korea.

T-Mobile US Inc.

T-Mobile US, Inc., together with its subsidiaries, provides mobile communications services in the United States, Puerto Rico, and the United States Virgin Islands. The company offers voice, messaging, and data services to 102.1 million customers in the postpaid, prepaid, and wholesale markets. It also provides wireless devices, including smartphones, wearables, and tablets and other mobile communication devices, as well as wireless devices and accessories. In addition, the company offers services, devices, and accessories under the T-Mobile and Metro by T-Mobile brands through its owned and operated retail stores, app and customer care channels, and its websites. It also sells its devices to dealers and other third party distributors for resale through independent third-party retail outlets and various third-party websites. As of December 31, 2020, it operated approximately 108,000 macro towers and 69,000 small cell/distributed antenna system sites; and approximately 3,400 T-Mobile and Metro by T-Mobile retail locations, including stores and kiosks. The company was founded in 1994 and is headquartered in Bellevue, Washington.