Dau Tu Y Te Viet Nam Joint Stock Company Address: No 5, Lane 36/8, Nguyen Viet Xuan, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0102246436 Phone: 02439378115 Representative: Nguyen Danh Hung Adress: No 83, Hang Bong Street, Hang Bong Ward, Hoan Kiem District, Ha Noi City Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 11 - 5 - 2007