Upgrades to the 399 km Nkaya–Mchinji railway section connecting the Malawi–Zambia border to the Nacala Logistics Corridor (NLC), are under way, reports ASX- and Aim-listed Sovereign Metals. The railway section runs across the company’s Kasiya rutile/graphite project tenements and it notes that the refurbishment of that part of the railway mainline that connects the Kanengo junction in the Lilongwe district, where Kasiya is located, to the NLC junction at Nkaya, is near completion.