Hoang Oanh LTD Address: No 510 Truong Chinh, Quan Tru Ward, Kien An District, Hai Phong City Enterprise code: 0200423732 Phone: 02253878560 Representative: Bui Thi Oanh Adress: No 510 Truong Chinh, Quan Tru Ward, Kien An District, Hai Phong City Quan Tru Ward, Kien An District, Hai Phong CityFounding date: 7 - 5 - 2001