Thuong Mai Va Cong Nghe Trung Hai Iot LTD Address: No 6, 279/39 Hoang Mai Alley, Hoang Van Thu Ward, Hoang Mai District, Ha Noi City Enterprise code: 0109527203 Phone: 0823571201 Representative: Nguyen Xuan Hai Adress: Bang Bo Hamlet, Cao Thang Commune, Thanh Mien District, Hai Duong Province Hoang Van Thu Ward, Hoang Mai District, Ha Noi CityFounding date: 18 - 2 - 2021