Ky Thuat Na E&c LTD Address: No 7, Lane 28, Dong Cao, Xa, Me Linh District, Ha Noi City Enterprise code: 0111655097 Phone: 0981592797 Representative: Nguyen Hong Nhung Me Linh Commune, Dong Anh District, Ha Noi CityFounding date: 9 - 10 - 2026