Dau Tu Be Tong Viet - Y Joint Stock Company Address: No 76 Cu Chinh Lan, Thanh Xuan District, Ha Noi City Enterprise code: 0104105085 Phone: 02436855858 Representative: Nguyen Nam Tuyen Adress: No 92, Civil Group 44, Dong Da District, Ha Noi City Thanh Xuan District, Ha Noi CityFounding date: 14 - 8 - 2009