Khat Vong Va Cong Nghe Cao Ahi LTD Address: No 25/171, Nguyen Ngoc Vu Street, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0103310324 Phone: 0984877983 Representative: Nguyen Van Hai Adress: Hamlet 6, Son Ha Hamlet, Dac So Commune, Hoai Duc District, Ha Noi City Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 16 - 2 - 2009