Truyen Thong Viet Hoan LTD Address: 343 Tay Son, Nga Tu So Ward, Dong Da District, Ha Noi City Enterprise code: 0102652759 Phone: 0904355519 Representative: Tran Thi Hoang Yen Adress: P106 D6 Phuong Mai, Phuong Mai Ward, Dong Da District, Ha Noi City Nga Tu So Ward, Dong Da District, Ha Noi CityFounding date: 27 - 2 - 2008