Viet Trung Address: No 36B Nguyen Luong Bang, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0101250581 Phone: 0245118488 Representative: Nguyen Thi Thanh Tam Adress: 31 A3, Mai Huong P.Bach Mai Town, Hai Ba Trung District, Ha Noi City O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 10 - 6 - 2002