Tu Van Va Truyen Thong Kien Duc LTD Address: 14- 15a, 7th Floor, Charmvit Building, No 117 Tran Duy Hung, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0110877178 Phone: 0934161939 Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: