Duong Vu Long LTD Address: No 5, Lane 114, Sai Dong Street, Civil Group 18, Sai Dong Ward, Long Bien District, Ha Noi City Enterprise code: 0109504647 Phone: 0966953883 Representative: Nguyen Truong Giang Sai Dong Ward, Long Bien District, Ha Noi CityFounding date: 21 - 1 - 2021