Dau Tu Phat Trien Va Thuong Mai La Thanh Joint Stock Company Address: No 12B, Chan Cam Street, Hang Trong Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0103694952 Phone: 02439381418 Representative: Bui Thi Oanh Adress: No 18, Civil Group 22, Tien Phong Ward, Thai Binh City, Thai Binh Province Hang Trong Ward, Hoan Kiem District, Ha Noi CityFounding date: 14 - 4 - 2009