Cty TNHH Thuong Mai Dich Vu Tin Hoc Hoang Khoi Address: 45 Hoang Du Khuong, Ward 12, District 10, Ho Chi Minh City Enterprise code: 0304541378 Phone: 0288622734 Representative: Do Van Hai Adress: 45 Hoang Du Khuong P.12, District 10, Ho Chi Minh City Ward 12, District 10, Ho Chi Minh CityFounding date: 9 - 9 - 2006