Tu Van Xay Dung Dien Blava Viet Nam Joint Stock Company Address: No 503, Lane 348, Nguyen Trai Street, Trung Van Ward, Nam Tu Liem District, Ha Noi City Enterprise code: 0105189144 Phone: 02466824225 Representative: Chu Duy Tiep Adress: Xuan Duc Hamlet, Yen Thuong Commune, Gia Lam District, Ha Noi City Trung Van Ward, Nam Tu Liem District, Ha Noi CityFounding date: 14 - 3 - 2011