Hoang Hai LTD Address: Hamlet 7, Cat Que Commune, Hoai Duc District, Ha Noi City Enterprise code: 0500447290 Phone: 02433669487 Representative: Hoang Thi Minh Nguyet Adress: Hamlet 7, Cat Que Commune, Hoai Duc District, Ha Noi City Cat Que Commune, Hoai Duc District, Ha Noi CityFounding date: 12 - 4 - 2004