Tu Van Dao Tao Ky Nang Quan Ly Joint Stock Company Address: No 21, Lane 36, Nguyen Viet Xuan Street, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0105857909 Phone: 02435653644 Representative: Duong Tu Quynh Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 16 - 4 - 2012