SK Telecom Co., Ltd., abbreviated as SKT (Korean: SK텔레콤 or 에스케이텔레콤) is a South Korean wireless telecommunications operator and former film distributor and is part of the SK Group, one of the country's largest chaebols. It leads the local market with 50.5 percent share as of 2008. SK Telecom is the largest wireless carrier in South Korea, with 27.019 million subscribers as of Q4 2017.