Do Go Long Hai LTD Address: No 100 Hoang Dieu, Quang Trung Ward, Son Tay Town, Ha Noi City Enterprise code: 0105271448 Phone: 0126549603; 076549603 Representative: Ha Xuan Hai Adress: 5/6, Trang Trinh Street, Le Loi Ward, Son Tay Town, Ha Noi City Founding date: 21 - 4 - 2011