From electrical engineering companies, Foxconn has a factory at Nitra for LCD TV manufacturing, Samsung at Galanta for computer monitors and television sets manufacturing. Slovnaft based in Bratislava with 4,000 employees, is an oil refinery with a processing capacity of 5.5 - 6 million tonnes of crude oil, annually. Steel producer U. S. Steel in Košice is the largest employer in the east of Slovakia with 12,000 employees.