Dau Tu Thien Ha Joint Stock Company Address: 12, Tram Dieu Duong Cum 6 Town, Phuc Xa Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101582587 Phone: 0247166392 Representative: Do Van Thanh Adress: Nghia Trang Hamlet, Hoang Kim Commune, Hoang Hoa District, Thanh Hoa Province Phuc Xa Ward, Ba Dinh District, Ha Noi CityFounding date: 16 - 12 - 2004