Cong Nghe So Sytech Joint Stock Company Address: No 4, Alley 252/38, Ngoc Thuy Ward, Long Bien District, Ha Noi City Enterprise code: 0109871573 Phone: 02466835899 Representative: Le Hong Phong Ngoc Thuy Ward, Long Bien District, Ha Noi CityFounding date: 27 - 12 - 2021