Thuong Mai San Xuat Viettech LTD Address: Hamlet 4, Dong Nhan Hamlet, Dong La Commune, Hoai Duc District, Ha Noi City Enterprise code: 0110341531 Phone: 0973391588 Representative: Vu Thanh Trang Dong La Commune, Hoai Duc District, Ha Noi CityFounding date: 6 - 5 - 2023