Dau Tu Phat Trien Va Thuong Mai Hut Joint Stock Company Address: No 4, Lane 22, Linh Nam Street, Hoang Mai District, Ha Noi City Enterprise code: 0104944235 Phone: 02435683655 Representative: Bui Thi Bich Hanh Adress: Civil Group 7, Cluster 01, Thanh Xuan District, Ha Noi City Hoang Mai District, Ha Noi CityFounding date: 5 - 10 - 2010