Dau Tu Dat Vang LTD Address: 104 K10B, DH Bach Khoa Town, Bach Khoa Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101471502 Phone: 0246253625 Representative: Cao Duc Trung Adress: 116B, To Hieu Street, Trai Cau Ward, Le Chan District, Hai Phong City Bach Khoa Ward, Hai Ba Trung District, Ha Noi CityFounding date: 16 - 4 - 2004