Sejong Telecom, Inc. provides integrated telecommunication services in South Korea. The company provides data services, such as domestic leased lines, international private leased circuit, global SD-WAN, Internet leased lines, and Internet data center; and voice services, including international and Internet call, and value-added services. Its services also cover Snowman, a mobile phone (MVNO) service; and Global Friend, a lifestyle platform for communicating with friends. In addition, the company provides ICT solutions comprising Sejong Pay, an integrated payment service for sellers; BreachWall, a security solution that blocks malicious act by analyzing the operation principle of computer; and Smart Biz, an integrated communication service for corporates. Sejong Telecom, Inc. was founded in 1992 and is headquartered in Seoul, South Korea.