Quan Ly Tai Nguyen Do Thi LTD Address: 7th Floor, No 76 Mai Hac De, Nguyen Du Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0109405861 Phone: 0246667486 Representative: Le Minh Ngoc Nguyen Du Ward, Hai Ba Trung District, Ha Noi CityFounding date: 5 - 11 - 2020