Tu Van Du Hoc Namsan LTD Address: Hamlet 6 (Tai NHA ONG DONG Duy Tuan), Tu Son Commune, Huyen Kien Thuy, Hai Phong City, Viet Nam, Hai Phong City Enterprise code: 0202268578 Phone: 0862446509 Representative: Bui Huu Thang Tu Son Commune, Kien Thuy District, Hai Phong CityFounding date: 9 - 1 - 2025