The Formosa Ha Tinh Steel company and associated port facilities in Vung Ang, Hà Tĩnh Province in central Vietnam, 250 kilometers (155 miles) south of Hanoi, is operated by the Taiwanese conglomerate Formosa Plastics Group, one of the largest foreign investors in Vietnam.
On May 11, a 1,000 strong group of workers and locals formed an anti-China parade that turned into riot.