Hoi Thu Vien Viet Nam Address: 31 Trang Thi, Hang Trong Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0107012833 Phone: 02439366596 Representative: Pham The Khang Hang Trong Ward, Hoan Kiem District, Ha Noi CityFounding date: 1 - 10 - 2015