Dau Tu Va Thuong Mai Ngoc Han Address: No 49 Pham Ngu Lao, Le Loi Ward, Son Tay Town, Ha Noi City Enterprise code: 0500238804 Phone: 02433832304 Representative: Bui Van Han Adress: No 49 Pham Ngu Lao, Le Loi Ward, Son Tay Town, Ha Noi City Le Loi Ward, Son Tay Town, Ha Noi CityFounding date: 11 - 9 - 1998