Ung Dung Ky Thuat Quoc Dien LTD Address: No 1, Lane 15, Ta Hamlet, Thanh Oai District, Ha Noi City Enterprise code: 0111521086 Phone: 0982339139 Representative: Pham Thi Phuong Dai Thanh Commune, Hoang Mai District, Ha Noi CityFounding date: 1 - 6 - 2026