Det Quoc Tan LTD Address: 61, C2, Thai Ha, Trung Liet Ward, Dong Da District, Ha Noi City Enterprise code: 0101047974 Phone: 0245371123 Representative: Nguyen Hai Yen Adress: No 9, Lane 44, Dai La Street, Hai Ba Trung District, Ha Noi City Trung Liet Ward, Dong Da District, Ha Noi CityFounding date: 3 - 6 - 2005