Dich Vu Khach San Welham Joint Stock Company Address: 2nd Floor, 57 Lang Ha Building, Thanh Cong Ward, Ba Dinh District, Ha Noi City Enterprise code: 0107956052 Phone: 0977191881 Representative: Nguyen Quang Huy Thanh Cong Ward, Ba Dinh District, Ha Noi CityFounding date: 10 - 8 - 2017