Tap Doan Teashan Smart Tech Viet Nam Joint Stock Company Address: 44th Floor, Toa C5, D'Capitale Urban Area, 119 Tran Duy Hung, Yen Hoa Ward, Ha Noi Town, Viet Nam, Ha Noi City Enterprise code: 0111613040 Phone: 0963585873 Representative: Nguyen Tran Minh Tuan Yen Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 20 - 8 - 2026