Tu Van Va Thiet Ke Toan Thang Joint Stock Company Address: No 276, Nguyen Lan Street, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0109925324 Phone: 0973586119 Representative: Nguyen Van Hieu Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 8 - 3 - 2022