Thuong Mai Dich Vu Ky Thuat Ba Son LTD Address: 4th Floor, No 51 Nguyen Ngoc Vu, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0109882818 Phone: 0962762104 Representative: Tran Trong Huy Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 11 - 1 - 2022