Tu Van Xay Dung Va Cong Nghe 3S Joint Stock Company Address: No 10a, 135/82 Cau Coc Lane, Tay Mo Ward, Nam Tu Liem District, Ha Noi City Enterprise code: 0111423459 Phone: 0969306115 Representative: Vu Van Toan Tay Mo Ward, Nam Tu Liem District, Ha Noi CityFounding date: 20 - 3 - 2026