Tong Hoi Y Hoc Viet Nam Address: 68a, Ba Trieu Street, Hoan Kiem District, Ha Noi City Enterprise code: 0106706814 Phone: 02837818347 Representative: Pham Manh Hung Adress: Zoom 1803-Toa 3, Chung Cu 190 Nguyen Van Huong, District 2, Ho Chi Minh City Hoan Kiem District, Ha Noi CityFounding date: 3 - 12 - 2014