Thuong Mai Ky Thuat Hoang Minh LTD Address: No 5 Luong Ngoc Quyen, Hang Buom Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101917730 Phone: 0249282229 Representative: Tran Thi Loi Adress: No 29, Street 20, Phuc Xa Ward, Ba Dinh District, Ha Noi City Hang Buom Ward, Hoan Kiem District, Ha Noi CityFounding date: 19 - 4 - 2006