Hoan Viet Viet Nam LTD Address: 4th Floor, Hud3 Tower Building, No 121-123, To Hieu Street, Phuong, Ha Dong District, Ha Noi City Enterprise code: 0111225457 Phone: (0203) 9544717 Representative: Tran Thi Anh Thu Ha Noi CityFounding date: 22 - 9 - 2025