Nghien Cuu Va Phat Trien Khach Hang Internet Joint Stock Company Address: No 102, 42/291 Khuong Trung Alley, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0106121029 Phone: 02462861023 Representative: Ngo Thanh Tung Khuong Trung Ward, Thanh Xuan District, Ha Noi CityFounding date: 11 - 3 - 2013