Long Thành districtLong Thành is a rural district of Đồng Nai province in the Southeast region of Vietnam. As of 2003, the district had a population of 204,793. The district covers an area of 535 km2. The district capital lies at Long Thành.EconomyCompanies based in the district include An Giang Coffee Ltd.. The Long Đức Industrial Park is located in the Long Thành District.