Tu Van Quan Ly He Thong Khanh Ha LTD Address: No 50/30 Tran Nguyen Han, Tran Nguyen Han Ward, Le Chan District, Hai Phong City Enterprise code: 0201020052 Phone: 02253717902 Representative: Mai Xuan Hien Adress: No 39/39 Mieu Hai Xa, Du Hang Ward, Le Chan District, Hai Phong City Tran Nguyen Han Ward, Le Chan District, Hai Phong CityFounding date: 12 - 12 - 2009