TDTM Ronin BJJ Hanoi LTD Address: G Floor, CT1 - Khu Nha O Skylight 125 Building, Minh Khai Street, Minh Khai Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0108211736 Phone: 0367835435 Representative: Le Duy Cuong Minh Khai Ward, Hai Ba Trung District, Ha Noi CityFounding date: 3 - 4 - 2018