Vang Bac Ngoc Long Address: No 74, 4 Khu Pho Civil Group, Xuan Mai Town, Chuong My District, Ha Noi City Enterprise code: 0500565488 Phone: 02433724556 Representative: Do Thi Thuy Hang Adress: Got Street, Dong Son Commune, Chuong My District, Ha Noi City Xuan Mai Town, Chuong My District, Ha Noi CityFounding date: 30 - 7 - 2007