Dien Tu Vtech Joint Stock Company Address: No 33, Alley 51, Linh Quang Lane, Van Chuong Ward, Dong Da District, Ha Noi City Enterprise code: 0110898724 Phone: 0979396087 Representative: Pham Van Thanh Van Chuong Ward, Dong Da District, Ha Noi CityFounding date: 25 - 11 - 2024