Dau Tu Va Phat Trien Nha O Thanh Vinh Joint Stock Company Address: 6th Floor, Icon4 Building, No 243a De La Thanh, Lang Ward, Dong Da District, Ha Noi City Enterprise code: 0111414888 Phone: 0912367399 Representative: Duong Dinh Thinh Dong Da District, Ha Noi CityFounding date: 16 - 3 - 2026