Halla Corporation is a Korea-based company engaged in the construction business. The Company operates its business through four divisions: civil works division, building works division, housing division, as well as plant and environmental division. Its civil works division constructs railways, subways, roads, bridges, tunnels, harbors, airports and others. Its building works division constructs office buildings, education facilities, research facilities, hotels, commercial buildings, industrial facilities and others. Its housing division constructs apartments, residential and commercial complexes and others. Its plant and environmental division constructs manufacturing plants, water and sewage treatment facilities, landfill sites and others. It also engages in the sale of housings, as well as overseas construction works and others. On Oct 16, 2013, it announced that it changed its name to Halla Corporation from Halla Engineering & Construction Corporation.