Tu Van Dich Vu Khi Tuong Thuy Van Bien Va Moi Truong LTD Address: No 3, Duong Quang Ham Street, Quan Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0111019158 Phone: 0974238744 Representative: Nguyen Van Hien Founding date: 9 - 4 - 2025