In DTN Viet Nam Joint Stock Company Address: Thong Nhat Hamlet, Duong Lieu Commune, Hoai Duc District, Ha Noi City Enterprise code: 0106893000 Phone: 02433666686 Representative: Nguyen Tien Ta Adress: Chang Chung Hamlet, Duong Lieu Commune, Hoai Duc District, Ha Noi City Duong Lieu Commune, Hoai Duc District, Ha Noi CityFounding date: 3 - 7 - 2015