Dien Toan Viet Nam Joint Stock Company Address: No 413, Nha T4, Lane 110, Hoang Quoc Viet Street, Nghia Tan Ward, Cau Giay District, Ha Noi City Enterprise code: 0102644162 Phone: 02422464896 Representative: Ho Ngoc Quang Nghia Tan Ward, Cau Giay District, Ha Noi CityFounding date: 19 - 2 - 2008