Ky Thuat Va Xay Lap Trung Tin Ha Noi Joint Stock Company Address: No 15, Lane 123, Tran Cung Street, Nghia Do Ward, Ha Noi City, Viet Nam, Ha Noi City Enterprise code: 0111557981 Phone: 0979896669 Representative: Nguyen Ba Su Nghia Do Ward, Cau Giay District, Ha Noi CityFounding date: 3 - 7 - 2026