Truyen Thong A2b LTD Address: 4th Floor, No 28 Hao Nam, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0111583131 Phone: 0983768951 Representative: Le Vuong Bach O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 28 - 7 - 2026