Hoang An Joint Stock Company Address: No 44, Phan Dinh Phung Street, Quan Thanh Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101454472 Phone: 0248730458 Representative: Nguyen Thi Hoang Yen Adress: No 73, Trang Thi Street, Hang Bong Ward, Hoan Kiem District, Ha Noi City Quan Thanh Ward, Ba Dinh District, Ha Noi CityFounding date: 19 - 3 - 2004