Doanh Nghiep Xa Hoi Htx4.0 Thanh Thien Tam LTD Address: No 135, Au Co Street, Tu Lien Ward, Tay Ho District, Ha Noi City Enterprise code: 0109864953 Phone: 0966823523 Representative: Dinh Vinh Ha Tu Lien Ward, Tay Ho District, Ha Noi CityFounding date: 22 - 12 - 2021