Khai Khoang Va Thuong Mai Ha Bac Joint Stock Company Address: No 3, Lane 192, Le Trong Tan Street, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0110266186 Phone: 02053352638 Representative: Pham Thanh Linh Adress: No 1, 192 Le Trong Tan Lane, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 27 - 2 - 2023