Van Phong Dai Dien: Ihi Corporation Tai Ha Noi Address: P515, No 23 Phan Chu Trinh, Phan Chu Trinh Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101613210 Phone: 0249345305 Adress: P510-A4, Den Lu Ii, Civil Group 87, Hoang Van Thu Ward, Hoang Mai District, Ha Noi City Phan Chu Trinh Ward, Hoan Kiem District, Ha Noi CityFounding date: 3 - 3 - 2005