SK Telecom T1 is a works-team of the South Korean telecommunications company SK Telecom. At the end of 2003, SK Telecom took the StarCraft Team Orion (formerly 4U) by Lim "BoxeR" Yo-Hwan under contract and set up so that the team First. Lim Yo-Hwan took the role of team captain. SK Telecom T1 is part of SK sports, including the baseball team SK Wyverns from Incheon, the basketball team SK Knights in Seoul and Olympic champion Park Tae-Hwan. The team is also sponsored by apparel company New Balance, fast-food restaurant Kraze, and pharmaceutical companies Dong-A and Otsuka. SKT's LoL team, anchored by mid-laner Lee "Faker" Sang-hyeok, won the 2013 and 2015 League of Legends World Championships and is considered one of the best players of all time.
SK Telecom Co., Ltd. (Hangul: SK텔레콤 or 에스케이텔레콤) is a South Korean wireless telecommunications operator, it is part of the SK Group, one of the country's largest chaebols.
SK Telecom is South Korea's largest wireless carrier, it leads the local market with 50.5 percent share as of 2008. Since its creation in 1984, the company has evolved from a first generation analog cellular system, to second generation CDMA, then to the world's first third-generation synchronized IMT-2000 cellular system. SK Telecom also became the world’s first carrier to commercialize HSDPA in May 2006. SK expanded into the landline market by acquiring second-rated fixed-line operator Hanaro Telecom in February 2008.
The company’s online brands include "Nate," a web portal; "June," a mobile multimedia service; "Moneta," an e-banking mobile app; "Nate Drive," a telematics service and "Digital Home," an online interface to remote-control household appliances.
Online services are offered through tech subsidiary SK Communications, which also dominates the social networks market in South Korea. "Cyworld" is the largest social media site by membership and "NateOn" is the number one instant messaging client.