Quang Cao Tan Dai Thanh Joint Stock Company Address: No 357, De La Thanh Street, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0101480264 Phone: 0245146089 Representative: Nguyen Tu Adress: No 19 M15, Lang Ha Ward, Dong Da District, Ha Noi City O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 10 - 5 - 2004