Nokia has supplied a mission-critical communications network to South Korea-based LG CNS, which is providing support for railway operations on the Klang Valley MRT Sg Buloh-Kajang (SBK) Line. The northern section of the SBK Line (Phase I) opened in December 2016 and Phase II is scheduled to open by July 2017. The SBK Line is 51 km long and covers 31 stations (with provision to add another three stations).