Dau Tu Va Xay Dung Ky Nguyen Xanh Joint Stock Company Address: Zoom 410, 4th Floor, No 44, Trang Tien Street, Trang Tien Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0111111770 Phone: 02585876979 Representative: Vu Van Tung Trang Tien Ward, Hoan Kiem District, Ha Noi CityFounding date: 26 - 6 - 2025