Cong Nghe Va Truyen Thong Topma Joint Stock Company Address: No 5e, Alley 14, Lane 376, Khuong Dinh Street, Ha Dinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0110347692 Phone: 02036716716 Representative: Nguyen Xuan Thien Ha Dinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 12 - 5 - 2023