Vien Thong Manh Dao LTD Address: No 12a, 74 Cuu Vien Lane, Bac Son Ward, Kien An District, Hai Phong City Enterprise code: 0202129207 Phone: 0967893456 Representative: Doan Manh Dao Bac Son Ward, Kien An District, Hai Phong CityFounding date: 22 - 10 - 2021