Hoang Gia Quan Quan Joint Stock Company Address: No 5, Alley 376/35, Buoi Street, Ba Dinh District, Ha Noi City Enterprise code: 0104832468 Phone: 02422404469 Representative: Dang Ngoc Quang Adress: No 5, Alley 376/35, Buoi Street, Ba Dinh District, Ha Noi City Ba Dinh District, Ha Noi CityFounding date: 28 - 7 - 2010