Tung Chau Telecom LTD Address: P201, LK 09, Hateco Apolo Xuan Phuong Urban Area, Xuan Phuong Ward, Ha Noi Town, Viet Nam, Ha Noi City Enterprise code: 0111224735 Phone: (0227) 3301998 Representative: Mai Ngoc Tung Ha Noi CityFounding date: 22 - 9 - 2025